Seiichi Okuhara

Person

  • Yoyogi, Shibuya, Tokyo, JA

Patents Grantslast 30 patents

  • Information Patent Grant

    Greenhouse control device

    • Patent number 4,078,721
    • Issue date Mar 14, 1978
    • Seiichi Okuhara
    • F24 - HEATING RANGES VENTILATING