David T. Waugh

Person

  • Mamaroneck, NY, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Wireless push button

    • Patent number D410436
    • Issue date Jun 1, 1999
    • Fred M. Schildwachter & Sons, Inc.
    • Thomas J. Ryan
    • D13 - Equipment for production, distribution, or transformation of energy