Raymond C. Wahl

Person

  • Minnetonka, MN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Railroad mounted trench digger

    • Patent number 4,713,898
    • Issue date Dec 22, 1987
    • Loram Maintenance of Way, Inc.
    • Timothy B. H. Bull
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING