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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS51131901
Kind Code:
U
Application Number:
JP5234975U
Publication Date:
October 23, 1976
Filing Date:
April 17, 1975
Export Citation:
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International Classes:
H04N5/76; G11B3/56; G11B3/70; G11B3/72; (IPC1-7): G11B3/70; H04N5/76
Domestic Patent References:
JP14013647Y1