TREA

Dale L. Keller

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  • Gettysburg, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spot drill with indexable replaceable insert
    • Patent number 5,259,707
    • Issue date Nov 9, 1993
    • Dale L. Keller
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Dual cut boring tool assembly
    • Patent number 4,105,360
    • Issue date Aug 8, 1978
    • R. H. Sheppard Co., Inc.
    • Dale L. Keller
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Undercutter attachment
    • Patent number 4,061,059
    • Issue date Dec 6, 1977
    • Sheppard; Richard H.
    • Dale L. Keller
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR