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7 mars 1876 - Invention of the Telephone

Description:

"On 7 March 1876, Bell was granted US patent 174465A, for a method of transmitting speech by telegraphy—the telephone."

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Ajouté au bande de temps:

Church History Project

ByAlexander Woodworth

21 juin 2022

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246

Date:

7 mars 1876

Maintenaint

~ Il y a 149 ans

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