Lamp bulb, incandescent

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OBJECT TYPE: tungsten/gas/200W/3700L/pear/tipless/screw
DATE: 1946
ARTIFACT NUMBER: 1992.2923.002

MANUFACTURER: Canadian General Electric Co.
MODEL: Unknown
LOCATION: Toronto, Ontario, Canada

More Information

General Information

Serial #: N/A
Part Number: 2
Total Parts: 4
AKA: N/A
Patents: N/A
General Description: Glass bulb and parts/ tungsten filament

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 17.5 cm
Width: N/A
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: 7.9 cm
Volume: N/A

Lexicon

Group: Lighting Technology
Category: Lamp bulbs
Sub-Category: N/A

Manufacturer

AKA: General Electric
Country: Canada
State/Province: Ontario
City: Toronto

Context

Country: Canada
State/Province: Unknown
Period: circa 1946+
Canada: An example of a British made lamp bulb used in Canada, part of a large and varied collection of over 7500 electrical items acquired and documented by Ontario Hydro in the 1960s. The collection was thought to be the largest and most comprehensive of its kind in Canada and was donated to the Canada Science and Technology Museum in 1992
Function: A device used to provide light by means of an electric current which heats up a tungsten filament inside the lamp bulb to incandescence. This type of lamp was used for general lighting.
Technical: The four bulbs .1-.4 illustrate the steps in the construction of the lamp bulb from an empty shell (.4) to a completed bulb (.1).
Area Notes: Unknown

Details

Markings: Black lettering on glass reads 'GENERAL GE [logo] ELECTRIC/ 200W/ 120V/ 750HR'
Missing: Screw base
Finish: Colourless transparent glass/ metallic parts
Decoration: N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Canadian General Electric Co., Lamp bulb, incandescent, 1946, Artifact no. 1992.2923, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1992.2923.002/

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