William Gulbrantson

Person

  • Riverside, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic centrifugal piston motor

    • Patent number 5,182,977
    • Issue date Feb 2, 1993
    • William Gulbrantson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES