Wade Bequest collection of valves: NR18 triode radio valve, by Marconi-Osram

maker:
Marconi Osram Valve Company Limited
SMG00237699

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SMG00237699
Science Museum Group
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Wade Bequest collection of valves: NR18 triode radio valve, by Marconi-Osram. With Admiralty Pattern No 7400. With I/S2 base.

Details

Category:
Collection Unassigned
Object Number:
1972-343/96
credit:
Wade, J.C.F.