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Bernard W. Rivkin

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  • Poway, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Removable anchors for perforated panel hangers
    • Patent number 4,728,068
    • Issue date Mar 1, 1988
    • PPMD, Inc.
    • Bernard Rivkin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drive fastener
    • Patent number 4,533,288
    • Issue date Aug 6, 1985
    • P.P.M.D.
    • Bernard W. Rivkin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...