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History of the manufacturer  

Gramostyles, Birmingham

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Name: Gramostyles, Birmingham    (GB)  
Abbreviation: gramostyle

Gramostyles Ltd., Birmingham.


This manufacturer was suggested by Konrad Birkner † 12.08.2014.

Some models:
Country Year Name 1st Tube Notes
GB  24 Mostyl   shorting link, can be removed for Longwave loading coil. Variometer tuning. BBC stamp, GPO...