TREA

Dennis M. Whitehead

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  • Trafford, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drill chuck attachments
    • Patent number 4,575,108
    • Issue date Mar 11, 1986
    • Dennis M. Whitehead
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Quick operating chuck
    • Patent number 4,423,881
    • Issue date Jan 3, 1984
    • Dennis M. Whitehead
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR