McVitie Weston valve collection, Marconi-Osram Fleming 4-electrode valve

Made:
1923
maker:
M-O Valve Company Limited

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

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

Stand for Marconi-Osram Fleming 4-electrode valve, marked 1, (RMW/H44 - McVitie Weston number), by M-O Valve Company Limited, 1923.

Details

Category:
Electronic Components
Object Number:
1972-141/1210/2
type:
valve
credit:
STC plc