by gravitational force

Industry

  • CPC
  • C03B35/068
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Patents Grantslast 30 patents

  • Information Patent Grant

    1996535

    • Patent number 1,996,535
    • Issue date Apr 2, 1935
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    1743062

    • Patent number 1,743,062
    • Issue date Jan 7, 1930
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    1667714

    • Patent number 1,667,714
    • Issue date May 1, 1928
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    1653480

    • Patent number 1,653,480
    • Issue date Dec 20, 1927
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    1638920

    • Patent number 1,638,920
    • Issue date Aug 16, 1927
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    1481330

    • Patent number 1,481,330
    • Issue date Jan 22, 1924
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    1381287

    • Patent number 1,381,287
    • Issue date Jun 14, 1921
    • C03 - GLASS MINERAL OR SLAG WOOL