TREA

Daniel N. Nigro Jr.

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  • Ocean Springs, MS, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cover for an exit alarm lock
    • Patent number D434339
    • Issue date Nov 28, 2000
    • Von Duprin, Inc.
    • Gene K. Siller
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Exit alarm lock
    • Patent number D425810
    • Issue date May 30, 2000
    • Von Duprin, Inc.
    • Gene K. Siller
    • D10 - Measuring, testing, or signalling instruments