David B. Swigart

Person

  • Washington, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for positioning a gear blank

    • Patent number 5,292,212
    • Issue date Mar 8, 1994
    • Caterpillar Inc.
    • Lowes J. Taylor
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR