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Patents Granted on 1981-09-15
Patents 1 - 2 of 2
First set of recordsLast set of records
4,288,909Sep. 15, 1981E.J. Kielma, J.T. Currer, A. SchabowskiAutomatic tool changer for machine tool
4,289,066Sep. 15, 1981N.J. ProgaHydraulic position control for mechanical power press slidesstamping presses
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