with wheels

Patents Grantslast 30 patents

  • Information Patent Grant

    Concrete slab lifter

    • Patent number 7,213,380
    • Issue date May 8, 2007
    • Gary A Justice
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3885688

    • Patent number 3,885,688
    • Issue date May 27, 1975
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2981426

    • Patent number 2,981,426
    • Issue date Apr 25, 1961
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

  • Information Patent Application

    Concrete slab lifter

    • Publication number 20070261363
    • Publication date Nov 15, 2007
    • Gary A. Justice
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Concrete slab lifter

    • Publication number 20060272276
    • Publication date Dec 7, 2006
    • Gary A. Justice
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES