TREA

Robert A. Holdahl

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  • Hopkins, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hand held duplicator tool
    • Patent number 4,491,162
    • Issue date Jan 1, 1985
    • Toolmark Co.
    • Robert A. Holdahl
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Lathe work centers
    • Patent number 4,398,579
    • Issue date Aug 16, 1983
    • Toolmark Co.
    • Robert A. Holdahl
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Wood lathe tool
    • Patent number 4,284,111
    • Issue date Aug 18, 1981
    • Toolmark Co.
    • Paul S. Petersen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR