Carol F. Johnson

Person

  • Vickburg, MS, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Cement based armor panel system

    • Patent number 8,061,257
    • Issue date Nov 22, 2011
    • United States Gypsum Company
    • Timothy D. Tonyan
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents