Radio valve, Mazda P.P. 5/400

Radio valve, Mazda P.P. 5/400

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Radio valve, Mazda P.P. 5/400
Science Museum Group
© The Board of Trustees of the Science Musuem

Radio valve, Mazda P.P. 5/400

Details

Category:
Electronic Components
Object Number:
1936-199
type:
radio valve
credit:
Edison Swan Electric Co. Ltd.