James S. Powers

Person

  • Berryville, AR, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Grease trap

    • Patent number 5,993,646
    • Issue date Nov 30, 1999
    • Norwood Industries, Inc.
    • James S. Powers
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE