Document Type and Number:
Japanese Patent JPS4938979
Kind Code:
Y1
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Application Number:
JP2347570U
Publication Date:
October 25, 1974
Filing Date:
March 06, 1970
Export Citation:
International Classes:
H04N5/225; G03B31/00; (IPC1-7): H04N5/24; G03B31/00; H04N5/26