TREA

Frank Irwin

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  • Oceano, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Resuscitation device
    • Patent number 4,942,873
    • Issue date Jul 24, 1990
    • Lawrence F. Irwin
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Backflow prevention device
    • Patent number 4,870,992
    • Issue date Oct 3, 1989
    • Augerscope, Inc.
    • Lawrence F. Irwin
    • E03 - WATER SUPPLY SEWERAGE