Document Type and Number:
Japanese Patent JPS501704
Kind Code:
B1
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Application Number:
JP12923970A
Publication Date:
January 21, 1975
Filing Date:
December 29, 1970
Export Citation:
International Classes:
B01D3/28; B01D5/00; F28B1/00; (IPC1-7): B01D3/28; F28B1/00
Next Patent: JPS501705