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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5628166
Kind Code:
B2
Application Number:
JP6153874A
Publication Date:
June 30, 1981
Filing Date:
May 31, 1974
Export Citation:
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International Classes:
B01D24/02; B01D24/00; B01D24/38; B01D29/00; B01D29/11; B01D29/88