Nobuhiro Yanagisawa

Person

  • Kashiwara-shi, Nara-ken, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Solar heat collector system

    • Patent number 4,901,537
    • Issue date Feb 20, 1990
    • Masaharu Yoshikawa
    • F24 - HEATING RANGES VENTILATING