Shigeru Akamatsu

Person

  • Ikeda, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Quick-release necktie

    • Patent number 4,777,665
    • Issue date Oct 18, 1988
    • Osaka Necktie Hosei Kabushiki Kaisha
    • Shigeru Akamatsu
    • A41 - WEARING APPAREL