Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5240209
Kind Code:
Y2
Application Number:
JP9417173U
Publication Date:
September 10, 1977
Filing Date:
August 10, 1973
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
B01D3/20; B01D3/32; C23F15/00; (IPC1-7): B01D3/32; B01J1/00; C23F15/00