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Otto R. Butsch

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  • Placentia, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Toilet overflow prevention device
    • Patent number 7,356,856
    • Issue date Apr 15, 2008
    • Limit, Inc.
    • Otto R. Butsch
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Toilet overflow prevention device
    • Patent number 6,961,966
    • Issue date Nov 8, 2005
    • Limit, Inc.
    • Otto R. Butsch
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents