Richard L. Campbell

Person

  • Cedar Hill, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Quick coupler apparatus

    • Patent number 6,379,075
    • Issue date Apr 30, 2002
    • G. H. Hensley Industries, Inc.
    • Wayne A. Shamblin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING