Document Type and Number:
Japanese Patent JPS4971733
Kind Code:
U
Application Number:
JP11466872U
Publication Date:
June 21, 1974
Filing Date:
October 04, 1972
Export Citation:
International Classes:
H04N5/63; G05F1/14; H04B1/16; (IPC1-7): H04N5/44; G05F1/14; H04B1/16