McVitie Weston valve collection, Osram/GEC valve, type T.2.A
- Made:
- circa 1917
- maker:
- Osram and General Electric Company Limited
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Osram/GEC valve, type T.2.A, marked 43, pinch marked 606, (RMW/J74 - McVitie Weston number), by Osram; General Electric Company Limited, c. 1917.
