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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5422380
Kind Code:
Y2
Application Number:
JP4141173U
Publication Date:
August 04, 1979
Filing Date:
April 07, 1973
Export Citation:
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International Classes:
G03B42/04; B65H31/02; G03G15/00; G03G15/22; (IPC1-7): B65H31/02; G03B41/16; G03G15/00