Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH03128663
Kind Code:
U
Application Number:
JP3807890U
Publication Date:
December 25, 1991
Filing Date:
April 11, 1990
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
C23F13/00; C23F13/18; C23F13/22; (IPC1-7): C23F13/22; C23F13/00; C23F13/18
Domestic Patent References:
JPS55142575U1980-10-13
JPS5619569U1981-02-20
JPS5796970U1982-06-15
JPS606433U1985-01-17



 
Previous Patent: 防汚器具

Next Patent: JPH03128664