Bruce Hafner

Person

  • Killingworth, CT, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Filter apparatus

    • Patent number 4,882,061
    • Issue date Nov 21, 1989
    • Cuno, Incorporated
    • Raymond M. Petrucci
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE