Valve

Object detail

Accession number

1978.1813

Maker

Standard Telephones and Cables Limited

Description

Glass bulb with porcelain base. Inside the tube is a coil. The porcelain base has a metal base slotted for a bayonet fitting bulb. Contains metal rectangular attachment inside glass bulb. Four screws extending from sides of base.

Marks

Standard Telephones/ and/ Cables Limited/ 4211E/ Made in England/ British Patents/ 17580-15 185000/ 201317 243200 Printed

Media/Materials

Processed Material/Glass
Processed Material/Ceramic/Porcelain
Processed Material/Metal

Credit Line

Standard Telephones and Cables Limited. Valve, 1978.1813. The Museum of Transport and Technology (MOTAT).

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Production place

London Greater London England Great Britain British Isles Europe Great Britain United Kingdom

Collection type

Telecommunication Communications Technology

Subject auto tags

Tool Cylinder Gas Nickel Household hardware Kitchen utensil Machine Metal Revolver Steel

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