TREA

Edward H. Wachs

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Travelling pipe cutter
    • Patent number 4,490,909
    • Issue date Jan 1, 1985
    • The E. H. Wachs Company
    • Edward H. Wachs
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Weld sander
    • Patent number 4,483,106
    • Issue date Nov 20, 1984
    • The E. H. Wachs Company
    • Edward H. Wachs
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Pipe end preparation machine
    • Patent number 4,411,178
    • Issue date Oct 25, 1983
    • Power Cutting Incorporated
    • Edward H. Wachs
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Pile-cutting machine and method of cutting multi-sided piles
    • Patent number 4,318,391
    • Issue date Mar 9, 1982
    • The E. H. Wachs Company
    • Edward H. Wachs
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Concrete pile-cutting machine
    • Patent number 4,144,867
    • Issue date Mar 20, 1979
    • The E. H. Wachs Company
    • Edward H. Wachs
    • B28 - WORKING CEMENT, CLAY, OR STONE