Document Type and Number:
Japanese Patent JPS5363261
Kind Code:
U
Application Number:
JP14651076U
Publication Date:
May 29, 1978
Filing Date:
October 29, 1976
Export Citation:
International Classes:
G04C3/00; G04G17/02; G04G17/06; G04G99/00; G09F9/00; (IPC1-7): G04C3/00