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James C. Huppert

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  • St. Croix, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cylinder hone
    • Patent number 4,991,361
    • Issue date Feb 12, 1991
    • Minnesota Mining and Manufacturing Company
    • James C. Huppert
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Flap wheel assembly
    • Patent number 4,907,378
    • Issue date Mar 13, 1990
    • Minnesota Mining and Manufacturing Company
    • James C. Huppert
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Flap wheel
    • Patent number 4,563,839
    • Issue date Jan 14, 1986
    • Minnesota Mining and Manufacturing Company
    • James C. Huppert
    • B24 - GRINDING POLISHING