TREA

Joseph J. Bookstein

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  • LaJolla, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure responsive valve catheter
    • Patent number 5,267,979
    • Issue date Dec 7, 1993
    • E-Z-EM, Inc.
    • William M. Appling
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Pressure responsive valve catheter
    • Patent number 5,250,034
    • Issue date Oct 5, 1993
    • E-Z-EM, Inc.
    • William M. Appling
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE