Thomas Alva Edison
Young portrait of the American inventor Thomas A. Edison. The electro technician registered over 1000 patents and invented the carbon microphone, the phonograph and the carbon filament lamp
Picture No
10515371
Media ID
48018176
Size
1881px x 2756px
(921KB)
Credit
Mary Evans / SZ Photo / Scherl
Date
1931
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1000 Carbon Edison Electro Filament Invented Patents Phonograph Registered Technician
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