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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4412460
Kind Code:
Y1
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Application Number:
JP9834565U
Publication Date:
May 23, 1969
Filing Date:
December 02, 1965
Export Citation:
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International Classes:
G03B21/54; B65H75/28; G03B1/00; G03B1/04; G11B15/66; G11B23/02; (IPC1-7): G03B1/04; G11B15/66; G11B23/02