Hume W. Colville

Person

  • Barham N.S.W., AU

Patents Grantslast 30 patents

  • Information Patent Grant

    Land Grading Machine

    • Patent number 4,307,522
    • Issue date Dec 29, 1981
    • Hume W. Colville
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING