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Robert S. Hahn

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  • Northboro, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sensors for internal grinding machines
    • Patent number 5,782,674
    • Issue date Jul 21, 1998
    • Robert S. Hahn
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grinding machine
    • Patent number 4,587,763
    • Issue date May 13, 1986
    • Robert S. Hahn
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Machine tool
    • Patent number 4,008,631
    • Issue date Feb 22, 1977
    • Cincinnati Milacron-Heald Corporation
    • Robert S. Hahn
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR