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Harry N. Christensen

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  • Racine, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multiple collet work-piece holder
    • Patent number 4,614,469
    • Issue date Sep 30, 1986
    • Richard F. Beere
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Adjustable jig for hole formation
    • Patent number 4,614,464
    • Issue date Sep 30, 1986
    • Harry N. Christensen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR