TREA

Erwin H. Rock

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  • Dobbs Ferry, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 4,122,841
    • Issue date Oct 31, 1978
    • American Electromedics Corporation
    • Erwin H. Rock
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

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    • Patent number 4,025,733
    • Issue date May 24, 1977
    • American Electromedics Corporation
    • Irwin Klar
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Automatic means for tympanometric testing
    • Patent number 4,002,161
    • Issue date Jan 11, 1977
    • American Electromedics Corporation
    • Irwin Klar
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE