Document Type and Number:
Japanese Patent JPS4923753
Kind Code:
U
Application Number:
JP6516972U
Publication Date:
February 28, 1974
Filing Date:
June 01, 1972
Export Citation:
International Classes:
G12B11/00; G05G1/00; G05G1/015; H03J1/02; (IPC1-7): H03J1/02; G12B11/00