Lamp bulb, incandescent

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OBJECT TYPE: TUNGSTEN/GAS/20A/PEAR/SCREW
DATE: 1915
ARTIFACT NUMBER: 1992.1699.001

MANUFACTURER: General Electric
MODEL: Unknown
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: GLASS, METAL, CERAMIC, MICA

Dimensions

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

Length: 32.0 cm
Width: 12.5 cm
Height: 12.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: General Electric
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: LIGHTING/ SPECIAL/ OUTSIDE/ USED FOR STREET SERIES LIGHTING - MOSTLY SUBURBAN & RESIDENTIAL STREET LIGHTING
Technical: THIS TUNGSTEN FILAMENT, GAS-FILLED LAMP WOULD CONSUME 1/3 THE ENERGY OF A CARBON LAMP & LESS THAN 1/2 AS MUCH AS THE GEM LAMP/ TUNGSTEN FILAMENT LAMPS APPEARED 1907, FILAMENT WAS FRAGILE - IN 1910 DUCTILE TUNGSTEN DISCOVERED WHICH MADE A STRONGER FILAMENT/ 1ST GAS-FILLED LAMP WAS THE MAZDA 'C' INTRODUCED 1913- 50% MORE EFFICIENT THAN A VACUUM LAMP.
Area Notes: Unknown

Details

Markings: STAMPED ON BULB 'EDISON/ MAZDA/ GE'/ STICKER ON NECK 'EDISON MAZDA/ 20 A./ 1000C.P./ 10000/ LUMENS/ SERIES'/ HANDWRITTEN ON STEMPOSSIBLY '1000/ [20]' & [ILLEGIBLE]/ HYDRO # HANDPAINTED '1511'
Missing: N/A
Finish: CLEAR, COLOURLESS BULB, BRASSTONE & BLACK BASE, SILVERTONE INNER PTS
Decoration: N/A

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

General Electric, Lamp bulb, incandescent, circa 1915, Artifact no. 1992.1699, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1992.1699.001/

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