TREA

John E. Hammond

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  • Redford, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flush toilets for RV's and boats
    • Patent number 6,871,361
    • Issue date Mar 29, 2005
    • Thetford Corporation
    • George Grech
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Flush toilet
    • Patent number D484957
    • Issue date Jan 6, 2004
    • Thetford Corporation
    • George Grech
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Flush toilet for RV's and boats
    • Patent number 6,584,623
    • Issue date Jul 1, 2003
    • Thetford Corporation
    • George Grech
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Flush toilet for RV's and boats
    • Patent number 6,397,405
    • Issue date Jun 4, 2002
    • Thetford Corporation
    • George Grech
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Toilet with improved flush nozzle
    • Patent number 5,715,544
    • Issue date Feb 10, 1998
    • Thetford Corporation
    • Carrie E. Huffman
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents