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Robert M. Hempy

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  • Pittsburgh, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bench mountable plate joining machine
    • Patent number D326103
    • Issue date May 12, 1992
    • Robert M. Hempy
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Bench mountable plate joining machine
    • Patent number 4,934,422
    • Issue date Jun 19, 1990
    • Delta International Machinery Corp.
    • Robert M. Hempy
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...