TREA

John Cowan

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  • Richmond, VT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Manual multiple size can crusher
    • Patent number 5,331,889
    • Issue date Jul 26, 1994
    • Edlund Company, Inc.
    • Laurence Bartlett
    • B30 - PRESSES
  • Information Patent Grant

    Can opener
    • Patent number D329789
    • Issue date Sep 29, 1992
    • Edlund Company, Inc.
    • Laurence Bartlett
    • D08 - Tools and hardware