McVitie Weston valve collection, Mullard valve, type DFA4

Made:
1925
maker:
Mullard Limited
Mullard valve, type DFA4, painted K204

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Mullard valve, type DFA4, painted K204
Science Museum Group
© The Board of Trustees of the Science Museum

Mullard valve, type DFA4, painted K204, (RMW/D58 - McVitie Weston number), by Mullard Limited, 1925.

Details

Category:
Electronic Components
Object Number:
1972-141/644
type:
valve
credit:
STC plc