TREA

Carroll H. Arnold

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  • Westminster, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Quick coupler for excavation equipment
    • Patent number 5,332,353
    • Issue date Jul 26, 1994
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Loader coupler
    • Patent number 4,824,319
    • Issue date Apr 25, 1989
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Backhoe stabilizer system
    • Patent number 4,531,883
    • Issue date Jul 30, 1985
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavating buckets
    • Patent number 4,457,085
    • Issue date Jul 3, 1984
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Connectors
    • Patent number 4,345,872
    • Issue date Aug 24, 1982
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Connectors
    • Patent number 4,311,428
    • Issue date Jan 19, 1982
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavating buckets
    • Patent number 4,279,085
    • Issue date Jul 21, 1981
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Tool connecting system
    • Patent number 4,127,203
    • Issue date Nov 28, 1978
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Tool connecting
    • Patent number 3,934,738
    • Issue date Jan 27, 1976
    • Wain-Roy, Inc.
    • Carroll H. Arnold
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING