Document Type and Number:
Japanese Patent JPS5367473
Kind Code:
U
Application Number:
JP15099776U
Publication Date:
June 06, 1978
Filing Date:
November 10, 1976
Export Citation:
International Classes:
G04B37/04; G04B37/05; G04B37/10; G04C3/00; G04C9/00; G04G17/02; G04G21/00; G04G99/00; (IPC1-7): G04C3/00; G04B37/04; G04C9/00