Yasushi Sotani

Person

  • Kobe, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Elevator valve apparatus

    • Patent number 5,040,639
    • Issue date Aug 20, 1991
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Shinya Watanabe
    • B66 - HOISTING LIFTING HAULING