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More model informationAlexander Lodygin is a russian electrical engineer, one of the inventors of incandescent light bulb. He was the first one who “brought the incandescent light bulb from the laboratory to the streets”.
It was the second version of Alexander Lodygin’s incandescent light bulb, created with the help of his student Vasily Didrikhson.
The life span of the lamp was 1000 hours
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