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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5440540
Kind Code:
Y2
Application Number:
JP17683875U
Publication Date:
November 29, 1979
Filing Date:
December 25, 1975
Export Citation:
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International Classes:
B01D17/04; B01D29/31; C02F1/24; (IPC1-7): B01D17/04



 
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