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Locomotion
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About
Collection
Learning
The group
Visit us
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Science Museum
National Science and Media Museum
Science and Industry Museum
National Railway Museum
Locomotion
Science and Innovation Park
E C and A Grammont
occupation:
Manufacturer
active 1914-1967, manufacturers of radios and valves, Lyons, France, French
Related Objects
Fotos triode valve with two top caps (McVitie Weston valve collection), 1916-1972 (thermionic valve)
McVitie Weston valve collection, Grammont valve, type R (valve)
McVitie Weston valve collection, Fotos valve, type V.2. (valve)
McVitie Weston valve collection, Radiofotos Grammont valve, type B.C. 150 (valve)
