Richard F. Keif

Person

  • Lake Oswego, OR, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Coring tool alignment system

    • Patent number 8,137,036
    • Issue date Mar 20, 2012
    • Sewer Tap Inc.
    • Tracy F. Wadley
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR