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History of the manufacturer  

Perfectograph Co.; New York (NY)

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Name: Perfectograph Co.; New York (NY)    (USA)  
Abbreviation: perfectogr
Products: Model types
Summary:

Perfectograph Co.; 72 Cortlandt St, New York, NY (~1925).
Manufacturer of morse code trainers.

History:

This manufacturer was suggested by Wolfgang Scheida.


Some models:
Country Year Name 1st Tube Notes
USA  25 Perfectograph   Perfectograph; Training unit for morse code practicising, hand crank operated, needs a sui... 

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