Document Type and Number:
Japanese Patent JPS528810
Kind Code:
Y2
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Application Number:
JP8993471U
Publication Date:
February 24, 1977
Filing Date:
September 30, 1971
Export Citation:
International Classes:
B01F7/24; B01J14/00; D01D1/02; (IPC1-7): D01D1/02; B01F7/24; B01J1/00
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