Nauchno-Issledovatelsky I Proektno-Konstruktorsky Institut Po Dobyche

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Chelyabinsk, SU

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Information Patent Grant
Apparatus for measuring frequency of rotation of a shaft
- Patent number 4,167,119
- Issue date Sep 11, 1979
- Nauchno-Issledovatelsky I Proektno-Konstruktorsky Institut Po Dobyche
- Boris F. Brjukhov
- G01 - MEASURING TESTING

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