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Prototype Reflector Lamp

Prototype Reflector Lamp

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Usage conditions apply
Description (Brief)
Reportedly the first ellipsoidal reflector lamp. See U.S. patent #4,041,344 issued to Frank LaGuisa.
Currently not on view
Object Name
incandescent lamp
date made
General Electric Company
Physical Description
glass (overall material)
tungsten (filament material)
overall: 6 1/4 in x 3 3/4 in; 15.875 cm x 9.525 cm
ID Number
accession number
catalog number
Credit Line
from General Electric Company, thru Frank LaGuisa
See more items in
Work and Industry: Electricity
Electric Lamps
Energy & Power
Data Source
National Museum of American History
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