Contributed by Maine Historical Society
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This "Hy-Lo" light bulb, developed by the Economical Lamp Division of General Electric, used two carbon filaments connected to different poles of a rocker switch on the side of the bulb base. One filament gave brighter light than the other.
About This Item
- Title: Hy-Lo light bulb, ca. 1904
- Creator: General Electric Co.
- Creation Date: circa 1904
- Subject Date: circa 1904
- Media: Glass, cellulose, brass
- Local Code: 2004.090.3265
- Collection: Central Maine Power Company collection
- Object Type: Physical Object
For more information about this item, contact:Maine Historical Society
485 Congress Street, Portland, ME 04101
(207) 774-1822 x219
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