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Donald L. Martin

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  • Santa Ana, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Control unit for welding apparatus having offset and tracking contr...
    • Patent number 4,973,821
    • Issue date Nov 27, 1990
    • Martin; Donald L.
    • Donald L. Martin
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Brake for welding machine
    • Patent number 4,885,453
    • Issue date Dec 5, 1989
    • M. K. Products
    • Donald L. Martin
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Track guided carriage unit
    • Patent number 4,158,315
    • Issue date Jun 19, 1979
    • Milo M. Kensrue
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Welding apparatus
    • Patent number 4,131,783
    • Issue date Dec 26, 1978
    • Milo M. Kensrue
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR