Document Type and Number:
Japanese Patent JPS4964911
Kind Code:
U
Application Number:
JP10846372U
Publication Date:
June 06, 1974
Filing Date:
September 20, 1972
Export Citation:
International Classes:
E03F7/10; B01D53/34; B01D53/38; B01D53/81; (IPC1-7): E03F7/10; B01D53/34