{"product_id":"the-telegraph-patent-by-graham-bell-1876","title":"Le brevet de télégraphe de Graham Bell de 1876.","description":"\u003cp\u003eLe brevet de télégraphe (brevet n° 174,465), déposé en 1876, documente le système de télégraphe harmonique expérimental d'Alexander Graham Bell, une étape cruciale vers la transmission de signaux multiples sur un seul fil. Présenté sous forme de dessins techniques précis avec des annotations explicatives, le brevet reflète le style d'illustration scientifique du XIXe siècle, privilégiant la clarté à l'esthétique. Exécuté à l'encre sur papier, il visualise des anches vibrantes et des circuits électriques conçus pour transporter les fréquences vocales.\u003c\/p\u003e\n\u003cp\u003eAlexander Graham Bell était un inventeur, scientifique et éducateur d'origine écossaise dont le travail a transformé la communication mondiale. Surtout connu pour l'invention du téléphone, Bell a été profondément engagé dans l'acoustique, la parole et l'expérimentation électrique tout au long de sa carrière. Ses brevets révèlent une approche méthodique mais imaginative, mélangeant la science théorique et l'ingénierie pratique. Au-delà de l'invention, Bell a plaidé pour l'éducation des sourds et a soutenu la recherche en aéronautique et en hydrofoil. Son héritage ne réside pas seulement dans les appareils, mais dans la redéfinition de la façon dont les humains se connectent à distance.\u003c\/p\u003e","brand":"Historicalimages","offers":[{"title":"28x43 cm \/ XL (11x17″) \/ Sur Blanc","offer_id":52706788475217,"sku":"82245e40-942c-4d9a-a109-032a43f48cf7","price":32.34,"currency_code":"USD","in_stock":true},{"title":"28x43 cm \/ XL (11x17″) \/ Sur Noir","offer_id":52706788507985,"sku":"be24f576-6ff9-46fc-b009-64ec9a90cf1e","price":32.34,"currency_code":"USD","in_stock":true},{"title":"28x43 cm \/ XL (11x17″) \/ Plan directeur","offer_id":52706788540753,"sku":"8a693080-f7d4-4c48-8694-efdf1b82b3aa","price":32.34,"currency_code":"USD","in_stock":true},{"title":"28x43 cm \/ XL (11x17″) \/ Au tableau","offer_id":52706788573521,"sku":"3b22c23f-0e17-4f95-8a5a-bdd8e300d0ac","price":32.34,"currency_code":"USD","in_stock":true},{"title":"28x43 cm \/ XL (11x17″) \/ Sur la crème","offer_id":52706788606289,"sku":"238c2e18-0168-4409-b0a7-73b19727a763","price":32.34,"currency_code":"USD","in_stock":true},{"title":"28x43 cm \/ XL (11x17″) \/ Ancien","offer_id":52706788639057,"sku":"5984f5e7-661b-42da-97fa-57862aa48aab","price":32.34,"currency_code":"USD","in_stock":true},{"title":"A3 (29,7 x 42 cm) \/ Sur Blanc","offer_id":52706788671825,"sku":"ef721347-8311-48eb-a82b-095fac5b9aff","price":47.1,"currency_code":"USD","in_stock":true},{"title":"A3 (29,7 x 42 cm) \/ Sur Noir","offer_id":52706788704593,"sku":"c058aeab-1ac8-459d-a3a7-f68cfefda2e5","price":47.1,"currency_code":"USD","in_stock":true},{"title":"A3 (29,7 x 42 cm) \/ Plan directeur","offer_id":52706788737361,"sku":"a3afc6f7-27ac-4862-80d5-459081908314","price":47.1,"currency_code":"USD","in_stock":true},{"title":"A3 (29,7 x 42 cm) \/ Au tableau","offer_id":52706788770129,"sku":"5e06ac96-940d-44a2-a27c-b7adc4267f13","price":47.1,"currency_code":"USD","in_stock":true},{"title":"A3 (29,7 x 42 cm) \/ Sur la crème","offer_id":52706788802897,"sku":"b211b952-69eb-4719-b990-2617153daf34","price":47.1,"currency_code":"USD","in_stock":true},{"title":"A3 (29,7 x 42 cm) \/ Ancien","offer_id":52706788835665,"sku":"38923723-0c49-4991-bcdd-fca69c19c355","price":47.1,"currency_code":"USD","in_stock":true},{"title":"30x45 cm \/ 12x18″ \/ Sur Blanc","offer_id":52706788868433,"sku":"6a3b2709-f6d9-4d4a-a9d7-df5411ebdc32","price":47.73,"currency_code":"USD","in_stock":true},{"title":"30x45 cm \/ 12x18″ \/ Sur Noir","offer_id":52706788901201,"sku":"cb4d4fcc-5a1c-4d46-be95-3d31e8540bf6","price":47.73,"currency_code":"USD","in_stock":true},{"title":"30x45 cm \/ 12x18″ \/ Plan directeur","offer_id":52706788933969,"sku":"cae95890-627b-47a6-9817-2486117d4672","price":47.73,"currency_code":"USD","in_stock":true},{"title":"30x45 cm \/ 12x18″ \/ Au tableau","offer_id":52706788966737,"sku":"52ff2972-9d9f-4138-ab65-43b98a52c428","price":47.73,"currency_code":"USD","in_stock":true},{"title":"30x45 cm \/ 12x18″ \/ Sur la crème","offer_id":52706788999505,"sku":"766c414d-b117-4aca-b0cd-6a29766a9e89","price":47.73,"currency_code":"USD","in_stock":true},{"title":"30x45 cm \/ 12x18″ \/ Ancien","offer_id":52706789032273,"sku":"64f8c740-0e7c-4b91-a5b8-249cfa578cf7","price":47.73,"currency_code":"USD","in_stock":true},{"title":"40x60 cm \/ 16x24″ \/ Sur Blanc","offer_id":52706789065041,"sku":"8a62ce1c-cf08-45e3-bead-73790b72f3c7","price":51.1,"currency_code":"USD","in_stock":true},{"title":"40x60 cm \/ 16x24″ \/ Sur Noir","offer_id":52706789097809,"sku":"675ebd6d-04bf-4954-a95d-a5e66ed55d56","price":51.1,"currency_code":"USD","in_stock":true},{"title":"40x60 cm \/ 16x24″ \/ Plan directeur","offer_id":52706789130577,"sku":"30168f70-6cd2-4e3c-aacc-0171ae877641","price":51.1,"currency_code":"USD","in_stock":true},{"title":"40x60 cm \/ 16x24″ \/ Au tableau","offer_id":52706789163345,"sku":"67bbc18e-462f-43e6-9d27-ae28a7d5488b","price":51.1,"currency_code":"USD","in_stock":true},{"title":"40x60 cm \/ 16x24″ \/ Sur la crème","offer_id":52706789196113,"sku":"22dc8deb-ac26-426a-a578-3346ff841e20","price":51.1,"currency_code":"USD","in_stock":true},{"title":"40x60 cm \/ 16x24″ \/ Ancien","offer_id":52706789228881,"sku":"518bd5f9-fed7-4310-9876-37c838b53ab4","price":51.1,"currency_code":"USD","in_stock":true},{"title":"A2 (42 x 59,4 cm) \/ Sur Blanc","offer_id":52706789261649,"sku":"a2c39e8f-f3d1-4de4-830b-74e66480a8eb","price":51.82,"currency_code":"USD","in_stock":true},{"title":"A2 (42 x 59,4 cm) \/ Sur Noir","offer_id":52706789294417,"sku":"c5e57548-a45c-462a-af5b-d490f1e07c83","price":51.82,"currency_code":"USD","in_stock":true},{"title":"A2 (42 x 59,4 cm) \/ Plan directeur","offer_id":52706789327185,"sku":"b18cd819-ab47-420f-a76c-33551ce40ce7","price":51.82,"currency_code":"USD","in_stock":true},{"title":"A2 (42 x 59,4 cm) \/ Au tableau","offer_id":52706789359953,"sku":"05fde2d3-1ddb-41d1-9ab0-6922f8b97aee","price":51.82,"currency_code":"USD","in_stock":true},{"title":"A2 (42 x 59,4 cm) \/ Sur la crème","offer_id":52706789392721,"sku":"59adaaad-24f8-461d-86a9-fcc1ccc9d463","price":51.82,"currency_code":"USD","in_stock":true},{"title":"A2 (42 x 59,4 cm) \/ Ancien","offer_id":52706789425489,"sku":"c0b2b49a-9ba8-49e3-a50e-1272345a2c1c","price":51.82,"currency_code":"USD","in_stock":true},{"title":"50 x 70 cm \/ 20 x 28 po \/ Sur Blanc","offer_id":52706789458257,"sku":"385376bf-e2f7-4941-b8b7-5249fbdbaf12","price":54.05,"currency_code":"USD","in_stock":true},{"title":"50 x 70 cm \/ 20 x 28 po \/ Sur Noir","offer_id":52706789491025,"sku":"81fb2109-6aa6-41ba-a488-b138d5596105","price":54.05,"currency_code":"USD","in_stock":true},{"title":"50 x 70 cm \/ 20 x 28 po \/ Plan directeur","offer_id":52706789523793,"sku":"608154a8-921d-47bb-bf37-aba10ce417b1","price":54.05,"currency_code":"USD","in_stock":true},{"title":"50 x 70 cm \/ 20 x 28 po \/ Au tableau","offer_id":52706789556561,"sku":"e1d776a6-0cfd-4758-b525-616f7c1d3e28","price":54.05,"currency_code":"USD","in_stock":true},{"title":"50 x 70 cm \/ 20 x 28 po \/ Sur la crème","offer_id":52706789589329,"sku":"41752e70-c4e3-4677-89e8-fe53fe443c35","price":54.05,"currency_code":"USD","in_stock":true},{"title":"50 x 70 cm \/ 20 x 28 po \/ Ancien","offer_id":52706789622097,"sku":"d76a22e3-66b8-4a4c-810c-07c5b498bbf1","price":54.05,"currency_code":"USD","in_stock":true},{"title":"A1 (59,4 x 84,1 cm) \/ Sur Blanc","offer_id":52706789654865,"sku":"c096c69c-3138-4400-94aa-cac8d66f622d","price":59.54,"currency_code":"USD","in_stock":true},{"title":"A1 (59,4 x 84,1 cm) \/ Sur Noir","offer_id":52706789687633,"sku":"31d85bc1-d9c3-4cfd-beca-b037c19b5e05","price":59.54,"currency_code":"USD","in_stock":true},{"title":"A1 (59,4 x 84,1 cm) \/ Plan directeur","offer_id":52706789720401,"sku":"cd610a8e-a148-4b88-8948-75ce75e751ee","price":59.54,"currency_code":"USD","in_stock":true},{"title":"A1 (59,4 x 84,1 cm) \/ Au tableau","offer_id":52706789753169,"sku":"a63bdaa3-35a0-409d-9fa5-3a7a95e3050b","price":59.54,"currency_code":"USD","in_stock":true},{"title":"A1 (59,4 x 84,1 cm) \/ Sur la crème","offer_id":52706789785937,"sku":"ba5b25fd-2e0f-4ba4-96f7-e7ed33731ccb","price":59.54,"currency_code":"USD","in_stock":true},{"title":"A1 (59,4 x 84,1 cm) \/ Ancien","offer_id":52706789818705,"sku":"ec76e69b-e602-45cb-b4dc-939370455030","price":59.54,"currency_code":"USD","in_stock":true},{"title":"60x80 cm \/ 24x32″ \/ Sur Blanc","offer_id":52706789851473,"sku":"53295474-5f72-49cb-8fd8-2dc2898bfdbd","price":57.96,"currency_code":"USD","in_stock":true},{"title":"60x80 cm \/ 24x32″ \/ Sur Noir","offer_id":52706789884241,"sku":"4209be02-1692-4d2a-b67b-df7261225fd1","price":57.96,"currency_code":"USD","in_stock":true},{"title":"60x80 cm \/ 24x32″ \/ Plan directeur","offer_id":52706789917009,"sku":"1a5f245a-2d34-4f01-9e35-73d626c92cb5","price":57.96,"currency_code":"USD","in_stock":true},{"title":"60x80 cm \/ 24x32″ \/ Au tableau","offer_id":52706789949777,"sku":"c10c7224-758d-41e4-90c5-9b75eaba5cb7","price":57.96,"currency_code":"USD","in_stock":true},{"title":"60x80 cm \/ 24x32″ \/ Sur la crème","offer_id":52706789982545,"sku":"4d968628-4b5c-4fd3-8c8e-6153671b5180","price":57.96,"currency_code":"USD","in_stock":true},{"title":"60x80 cm \/ 24x32″ \/ Ancien","offer_id":52706790015313,"sku":"46bc1814-8e4c-4a48-91f6-13c10e6d9381","price":57.96,"currency_code":"USD","in_stock":true},{"title":"60x90 cm \/ 24x36″ \/ Sur Blanc","offer_id":52706790048081,"sku":"2c02c411-7c81-4997-849d-f572333611f2","price":60.37,"currency_code":"USD","in_stock":true},{"title":"60x90 cm \/ 24x36″ \/ Sur Noir","offer_id":52706790080849,"sku":"d518f096-1e39-4fb3-ae04-c5ce8112a15c","price":60.37,"currency_code":"USD","in_stock":true},{"title":"60x90 cm \/ 24x36″ \/ Plan directeur","offer_id":52706790113617,"sku":"27303018-2aa0-4aca-bd41-334acc83faac","price":60.37,"currency_code":"USD","in_stock":true},{"title":"60x90 cm \/ 24x36″ \/ Au tableau","offer_id":52706790146385,"sku":"6882f862-bdbc-4bd9-883c-f8852c00055b","price":60.37,"currency_code":"USD","in_stock":true},{"title":"60x90 cm \/ 24x36″ \/ Sur la crème","offer_id":52706790179153,"sku":"174d1766-1af8-4012-987a-d7a94691f41f","price":60.37,"currency_code":"USD","in_stock":true},{"title":"60x90 cm \/ 24x36″ \/ Ancien","offer_id":52706790211921,"sku":"6d2a1cab-74c1-4f6d-b4ab-e05598699ec4","price":60.37,"currency_code":"USD","in_stock":true},{"title":"70x100 cm \/ 28x40 po \/ Sur Blanc","offer_id":52706790244689,"sku":"24fba678-9703-4b44-9c29-7896d0f4ee80","price":61.18,"currency_code":"USD","in_stock":true},{"title":"70x100 cm \/ 28x40 po \/ Sur Noir","offer_id":52706790277457,"sku":"0fc5ca68-0769-4142-954b-5dd12009c136","price":61.18,"currency_code":"USD","in_stock":true},{"title":"70x100 cm \/ 28x40 po \/ Plan directeur","offer_id":52706790310225,"sku":"5043c2f9-1f4e-442d-bad9-4f9d0f40d409","price":61.18,"currency_code":"USD","in_stock":true},{"title":"70x100 cm \/ 28x40 po \/ Au tableau","offer_id":52706790342993,"sku":"ae993ba9-bb0d-48fe-8633-e3efab62f0ee","price":61.18,"currency_code":"USD","in_stock":true},{"title":"70x100 cm \/ 28x40 po \/ Sur la crème","offer_id":52706790375761,"sku":"5d0c9774-b646-4fb6-b0a9-317e0d712010","price":61.18,"currency_code":"USD","in_stock":true},{"title":"70x100 cm \/ 28x40 po \/ Ancien","offer_id":52706790408529,"sku":"b6abf5b3-2025-445f-a097-8409259b936a","price":61.18,"currency_code":"USD","in_stock":true},{"title":"75x100 cm \/ 30x40″ \/ Sur Blanc","offer_id":52706790441297,"sku":"8b045977-cb3c-4fc3-9c6a-b4b2d98ea323","price":62.05,"currency_code":"USD","in_stock":true},{"title":"75x100 cm \/ 30x40″ \/ Sur Noir","offer_id":52706790474065,"sku":"799a270a-2f26-4f9f-ba34-07455ec4ad14","price":62.05,"currency_code":"USD","in_stock":true},{"title":"75x100 cm \/ 30x40″ \/ Plan directeur","offer_id":52706790506833,"sku":"21b38522-eaf8-4d67-8319-3344871c56c6","price":62.05,"currency_code":"USD","in_stock":true},{"title":"75x100 cm \/ 30x40″ \/ Au tableau","offer_id":52706790539601,"sku":"87f2c002-af8f-4cce-9e73-6dc35c0e2473","price":62.05,"currency_code":"USD","in_stock":true},{"title":"75x100 cm \/ 30x40″ \/ Sur la crème","offer_id":52706790572369,"sku":"73684ef5-b09a-4fd9-964d-9f79a0f49da6","price":62.05,"currency_code":"USD","in_stock":true},{"title":"75x100 cm \/ 30x40″ \/ Ancien","offer_id":52706790605137,"sku":"807beeba-ef55-4517-837c-5b3147a95c94","price":62.05,"currency_code":"USD","in_stock":true},{"title":"A0 (84,1 x 118,9 cm) \/ Sur Blanc","offer_id":52706790637905,"sku":"00300f10-213b-485b-ba24-406fb3a93231","price":64.03,"currency_code":"USD","in_stock":true},{"title":"A0 (84,1 x 118,9 cm) \/ Sur Noir","offer_id":52706790670673,"sku":"a6231a1f-5a91-455a-9bf0-d3793ffeaae9","price":64.03,"currency_code":"USD","in_stock":true},{"title":"A0 (84,1 x 118,9 cm) \/ Plan directeur","offer_id":52706790703441,"sku":"1866cd5b-b27d-487c-962f-c696dff857c8","price":64.03,"currency_code":"USD","in_stock":true},{"title":"A0 (84,1 x 118,9 cm) \/ Au tableau","offer_id":52706790736209,"sku":"23a35766-d095-4492-b4b1-33f7fa0c7c4f","price":64.03,"currency_code":"USD","in_stock":true},{"title":"A0 (84,1 x 118,9 cm) \/ Sur la crème","offer_id":52706790768977,"sku":"9b220462-2d99-4d2a-86ff-81d704178d5a","price":64.03,"currency_code":"USD","in_stock":true},{"title":"A0 (84,1 x 118,9 cm) \/ Ancien","offer_id":52706790801745,"sku":"597c98a4-3617-427e-b2d8-38668ecaadd2","price":64.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/4048\/9809\/files\/0ceb4d36-6ee7-426f-92ae-514f0de583be_6a0c28c1-0afe-48b2-a410-89d04b2b9494.jpg?v=1778919205","url":"https:\/\/historicalimages.com\/fr\/products\/the-telegraph-patent-by-graham-bell-1876","provider":"Historicalimages","version":"1.0","type":"link"}