TREA

Michael A. Kelly

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  • Felton, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic emergency exit door lock with time delay
    • Patent number 4,720,128
    • Issue date Jan 19, 1988
    • Reliable Security Systems, Inc.
    • Emanuel L. Logan
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Magnetic door lock with time delay option
    • Patent number 4,703,962
    • Issue date Nov 3, 1987
    • Reliable Security Systems, Inc.
    • Michael A. Kelly
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Magnetic emergency exit door lock with time delay
    • Patent number 4,652,028
    • Issue date Mar 24, 1987
    • Reliable Security Systems, Inc.
    • Emanuel L. Logan
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door latch mechanism
    • Patent number 4,613,176
    • Issue date Sep 23, 1986
    • Reliable Security Systems, Inc.
    • Michael A. Kelly
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES