Kathleen W. Simmers

Person

  • Cockeysville, MD, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Buoyant media filter

    • Patent number 4,446,027
    • Issue date May 1, 1984
    • Environmental Elements Corp.
    • Kathleen W. Simmers
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL