Document Type and Number:
Japanese Patent JPS4878067
Kind Code:
U
Application Number:
JP12233771U
Publication Date:
September 26, 1973
Filing Date:
December 25, 1971
Export Citation:
International Classes:
G09F9/30; H04N1/04; H04N1/12; (IPC1-7): G09F9/32; H04N1/12