Name: | Graham Research inc.; Minneapolis, Minn. (USA) |
Abbreviation: | grahamres |
Products: | Model types |
Summary: |
Graham Research inc.; Minneapolis, Minn. One Coil & Condenser Tester known. |
History: |
This manufacturer was suggested by Gottfried Silberhorn.
Country | Year | Name | 1st Tube | Notes |
---|---|---|---|---|
USA | 55 | Coil & Condenser Tester 51 |
Data Compliance | More Information |