TREA

Leon R. Walker

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  • Claremore, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device for breaking concrete
    • Patent number 6,439,317
    • Issue date Aug 27, 2002
    • Minotti Equipment & Manufacturing, L.L.C.
    • L. Marcello Minotti
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Concrete drop hammer attachment device
    • Patent number 5,607,022
    • Issue date Mar 4, 1997
    • Leon R. Walker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES