McVitie Weston valve collection, Standard valve, type 4022A

Standard valve, type 4022A, R etched on top of valve envelope

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Standard valve, type 4022A, R etched on top of valve envelope
Science Museum Group
© The Board of Trustees of the Science Museum

Standard valve, type 4022A, R etched on top of valve envelope, (RMW/A145A - McVitie Weston number), by Standard Telephones and Cables Limited.

Details

Category:: Electronic Components

Object Number:: 1972-141/145

type:: valve

credit:: STC plc

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McVitie Weston valve collection, Standard valve, type 4022A

Details

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