TREA

Leo Swan

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  • Jefferson, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wooden floor stripping machine
    • Patent number D341913
    • Issue date Nov 30, 1993
    • Equipment Development Company, Inc.
    • Leo Swan
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Cutting blade wear guage
    • Patent number D301987
    • Issue date Jul 4, 1989
    • Equipment Development Company, Inc.
    • Leo Swan
    • D10 - Measuring, testing, or signalling instruments