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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4989677
Kind Code:
A
Application Number:
JP59573A
Publication Date:
August 27, 1974
Filing Date:
December 27, 1972
Export Citation:
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International Classes:
C02F1/463; C02F1/465; A21B3/13; (IPC1-7): A21B3/13



 
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