Ground fibres

Patents Grantslast 30 patents

  • Information Patent Grant

    Interground fiber cement

    • Patent number 5,298,071
    • Issue date Mar 29, 1994
    • Vontech International Corporation
    • Gary L. Vondran
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3231401

    • Patent number 3,231,401
    • Issue date Jan 25, 1966
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents