McVitie Weston valve collection, Mullard valve, type S4

Made:: circa 1925

maker:: Mullard Limited

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Mullard valve, type S4, marked 1277
Science Museum Group
© The Board of Trustees of the Science Museum

Mullard valve, type S4, marked 1277, (RMW/D35 - McVitie Weston number), by Mullard Limited, c. 1925.

Details

Category:: Electronic Components

Object Number:: 1972-141/621

type:: valve

credit:: STC plc

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McVitie Weston valve collection, Mullard valve, type S4

Details

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