Hiroyuki Nakajima

Person

  • Ashiya, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Double acting electromagnetic valve

    • Patent number 4,114,648
    • Issue date Sep 19, 1978
    • Konan Electric Co., Ltd.
    • Hiroyuki Nakajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...