controlled by gearing

Patents Grantslast 30 patents

  • Information Patent Grant

    2242031

    • Patent number 2,242,031
    • Issue date May 13, 1941
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2078705

    • Patent number 2,078,705
    • Issue date Apr 27, 1937
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    1845172

    • Patent number 1,845,172
    • Issue date Feb 16, 1932
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents