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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

    Compact refrigeration system
    • Patent number 6,904,760
    • Issue date Jun 14, 2005
    • Crystal Investments, Inc.
    • Otto R. Butsch
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    Compact refrigeration system
    • Publication number 20040237546
    • Publication date Dec 2, 2004
    • Otto R. Butsch
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Compact refrigeration system
    • Publication number 20030172662
    • Publication date Sep 18, 2003
    • Venture Scientifics LLC
    • Otto R. Butsch
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Compact refrigeration system
    • Publication number 20020017104
    • Publication date Feb 14, 2002
    • Venture Scientifics LLC
    • Otto R. Butsch
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...