David D. Brooks

Person

  • Woodstock, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Activated clay composition and method

    • Patent number 5,908,500
    • Issue date Jun 1, 1999
    • Oil-Dri Corporation of America
    • David D. Brooks
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL