Document Type and Number:
Japanese Patent JPS641731
Kind Code:
U
Application Number:
JP9695987U
Publication Date:
January 06, 1989
Filing Date:
June 23, 1987
Export Citation:
International Classes:
B01F9/10; B01F15/00; (IPC1-7): B01F9/10; B01F15/00
Domestic Patent References:
JPS461668A | ||||
JP57173829B |
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