Wade Bequest collection of valves: Small triode radio valve without base

maker:
Allgemeine Elektricitats-Gesellschaft
and
Marconi Osram Valve Company Limited
SMG00237622

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SMG00237622
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: Small directly-heated triode radio valve without base. Tubular bulb with top seal.

Details

Category:
Collection Unassigned
Object Number:
1972-343/75
credit:
Wade, J.C.F.