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History of the manufacturer  

Stewart Brothers, Division of Instrument Laboratories; Chicago, Illinois

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Name: Stewart Brothers, Division of Instrument Laboratories; Chicago, Illinois    (USA)  
Abbreviation: stewartbro
Products: Model types
Summary:

Stewart Brothers, Division of Instrument Laboratories; Chicago 10, Illinois.

History:

This manufacturer was suggested by Wolfgang Scheida.


Some models:
Country Year Name 1st Tube Notes
USA  40 Midget Detecto-Meter D-I-1.5 - D-1-1.5    
USA  40 Midget Detecto-Meter X-L    

[rmxhdet-en]
  

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