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Incandescent:
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You are here: Home > Top > Search Results > wc0012

wc0012  

 

wc0012.jpg
 
history and origins
 
Manufacturer / Brand Name
Philips

Country of Origin
Holland ?

Factory Location
Unknown

Date of Manufacture
ca.1920
 
electrical attributes
 
Voltage
125-130

Wattage / Candle Power
400w

Amperage

 

physical attributes
 
Envelope
4.00" DIA. Approx.
Atmosphere
Gas Filled


Finish / Color
Clear
Filament
Coiled

 
Base
Edison; Mogul
 
 
comments
  Philips "1/2 WATT" etched on glass. Base is marked "125-130-400". It was advertised that Philips "1/2 Watt" lamps dissipated only half a watt of electricity per candle of luminous intensity, thus the name "1/2 Watt".