Name: | Keystone Electric & Radio Co.; New York, NY (USA) |
Abbreviation: | keystone1 |
Products: | Tube manufacturer |
Summary: |
Keystone Electric & Radio Co. Tube brand: Keystone Listed on page 357 of Tyne's "Saga of the Vacuum Tube". First year advertised 1924 |
Founded: | 1924 |
History: |
This manufacturer was suggested by Fin Stewart.
Further details for this manufacturer by the members (rmfiorg):
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