Donald G. Attermeyer

Person

  • Cincinnati, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable filter frame and grid

    • Patent number 5,476,526
    • Issue date Dec 19, 1995
    • Newtron Products Company
    • Donald G. Attermeyer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL