Document Type and Number:
Japanese Patent JPS50140212
Kind Code:
A
Application Number:
JP4774574A
Publication Date:
November 10, 1975
Filing Date:
April 30, 1974
Export Citation:
International Classes:
H04N5/84; G03B31/00; H04N5/257; (IPC1-7): G03B31/00; H04N5/36; H04N5/86