Document Type and Number:
Japanese Patent JPS52130638
Kind Code:
U
Application Number:
JP3929176U
Publication Date:
October 04, 1977
Filing Date:
March 31, 1976
Export Citation:
International Classes:
H04N5/57; H03G3/02; H03G3/10; H04N9/45; H04N9/68; (IPC1-7): H03G3/02; H04N5/48; H04N9/535