Thomas Edison and his assistants build a 110 V dynamo in the U.S.
United States USA Date:1923 Duration:3 min 25 sec Sound:NO SOUND
Invention of the incandescent lamp by Thomas Edison in the United States. A dramatization: Thomas Edison and his assistants build a 110 V dynamo. Edison builds a multiple series system. A diagram compares a multiple system with a series system.
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