Isao Yamaguchi

Person

  • Saitama, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Tripod pan head and handle

    • Patent number D303269
    • Issue date Sep 5, 1989
    • Heiwa Seiki Kogyo Kabushiki Kaisha
    • Isao Yamaguchi
    • D16 - Photography and optical equipment