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History of the manufacturer  

ETW (E.T.W.) Eidgenössische Telegrafen Werkstatt; Bern

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Name: ETW (E.T.W.) Eidgenössische Telegrafen Werkstatt; Bern    (CH)  
Abbreviation: etw
Products: Model types
Summary:

E.T.W. Eidgenössische Telegrafen Werkstatt
Bern

Fabricant d'appareils de télégraphie.

History:

This manufacturer was suggested by Museum Musée des Radios.


Some models:
Country Year Name 1st Tube Notes
CH  50 Émetteur télégraphique à cadran   Appareil identique à modèle Bréguet mais fabriqué par E.T.W. 

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