Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0289047
Kind Code:
U
Application Number:
JP17047888U
Publication Date:
July 13, 1990
Filing Date:
December 27, 1988
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
E02F9/16; (IPC1-7): E02F9/16