Guiding rollers

Patents Grantslast 30 patents

  • Information Patent Grant

    Skiving and roller burnishing tool

    • Patent number 6,560,835
    • Issue date May 13, 2003
    • Sierra Machinery, Inc.
    • Ronald J. Porter
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Skiving and roller burnishing tool

    • Patent number 6,367,137
    • Issue date Apr 9, 2002
    • Sierra Machinery, Inc.
    • Ronald J. Porter
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2278988

    • Patent number 2,278,988
    • Issue date Apr 7, 1942
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Skiving and roller burnishing tool

    • Publication number 20020152597
    • Publication date Oct 24, 2002
    • Sierra Machinery, Inc.
    • Ronald J. Porter
    • B24 - GRINDING POLISHING