Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0231656
Kind Code:
U
Application Number:
JP10988388U
Publication Date:
February 28, 1990
Filing Date:
August 22, 1988
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
B24B31/12; (IPC1-7): B24B31/12
Domestic Patent References:
JPS62114869A1987-05-26
JPS6053458B21985-11-26