DeWayne Donald Berquist

Person

  • Anoka, MN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Platform sections

    • Patent number 3,964,221
    • Issue date Jun 22, 1976
    • Aggressive Industries Inc.
    • DeWayne Donald Berquist
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING