Hisao Watanabe

Person

  • Akishimashi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Cold trap for electron microscope

    • Patent number 4,179,605
    • Issue date Dec 18, 1979
    • Nihon Denshi Kabushiki Kaisha
    • Hisao Watanabe
    • H01 - BASIC ELECTRIC ELEMENTS