Document Type and Number:
Japanese Patent JPS5551525
Kind Code:
Y2
Application Number:
JP3785974U
Publication Date:
December 01, 1980
Filing Date:
April 04, 1974
Export Citation:
International Classes:
B01D21/30; B01D21/00; B01D21/24; G06F9/00; (IPC1-7): B01D21/24