Document Type and Number:
Japanese Patent JPS6439819
Kind Code:
U
More Like This:
Application Number:
JP13378287U
Publication Date:
March 09, 1989
Filing Date:
September 01, 1987
Export Citation:
International Classes:
(IPC1-7): B01D53/36
Domestic Patent References:
JPS61111128A | 1986-05-29 | |||
JPS57171425A | 1982-10-22 | |||
JP60165080B | ||||
JPS6231914B2 | 1987-07-10 |