Document Type and Number:
Japanese Patent JPS4916131
Kind Code:
Y1
Application Number:
JP4858770U
Publication Date:
April 23, 1974
Filing Date:
May 20, 1970
Export Citation:
International Classes:
G10G7/02; G10D7/12; G10D9/02; (IPC1-7): G10G7/02; G10D9/02