TREA

David R. Butts

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  • Rockville, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vehicle cargo clamp
    • Patent number 5,161,762
    • Issue date Nov 10, 1992
    • Peter V. Stewart
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle cargo clamp
    • Patent number 5,082,404
    • Issue date Jan 21, 1992
    • Peter V. Stewart
    • B60 - VEHICLES IN GENERAL