McVitie Weston valve collection, National Union valve, type 77

Made:
1934
maker:
National Union Radio Corporation

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National Union valve, type 77, (RMW/Y620A - McVitie Weston number), by National Union Radio Corporation, 1934.

Details

Category:
Electronic Components
Object Number:
1972-141/2302
type:
valve
credit:
STC plc

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