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Period: to
Thomas Edison
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Sir Humphry Davy - Plantinum filament
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Sir Humphry Davy - Carbon Arc Lamp
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James Bowman Lindsay - Incandecent LIght Demo
Credited with the first incandesent light bulb -
John W. Starr -Incandecent LIght bulb
with carbon filaments -
Thomas Edison - Birth
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Opened Laboratory in Menlo Park
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Thomas Edison requested patent to improve light blub
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First sucessful test
lasted 13.5 hrs -
Filed for patent for an electric lamp
with carbon filament -
Edison discovered Bamboo
lasted over 1200 hrs -
Edison Founded Edison Illuminating Company
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Edison Established Electrical power distrobution system
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121 Edison Power Stations
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Thomas Edison - Death