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History of the manufacturer  

Greylock Electronics; New York, NY

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Name: Greylock Electronics; New York, NY    (USA)  
Abbreviation: greylock
Products: Tube wholesaler Brand

Greylock Electronics
New York

This company operated in the mid to late 1930's as a tube wholesaler with the tubes offered with the Greylock Electronics brand being made at least by Sylvania. One tube exists showing both brands.


This manufacturer was suggested by Fin Stewart.