TREA

Randall R. Barker

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  • Fort Worth, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Diving helmet
    • Patent number 4,638,410
    • Issue date Jan 20, 1987
    • Randall R. Barker
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Drinking device for divers
    • Patent number 4,398,533
    • Issue date Aug 16, 1983
    • Randall R. Barker
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT