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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS542282
Kind Code:
B1
Application Number:
JP7463870A
Publication Date:
February 05, 1979
Filing Date:
August 27, 1970
Export Citation:
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International Classes:
D21C1/00; D21C3/02; D21C3/26; (IPC1-7): D21C1/00