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History of the manufacturer  

Service Instruments Company; Chicago (IL)

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Name: Service Instruments Company; Chicago (IL)    (USA)  
Abbreviation: serviceins
Products: Model types

Service Instruments Company; Chicago, Illinois (~1950).


This manufacturer was suggested by Wolfgang Scheida.

Some models:
Country Year Name 1st Tube Notes
USA  50 Sensi Meter 10B   To test video amplifier and CRT in a TV set, one instrument, controls labeled with "Microv...