Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH01131174
Kind Code:
U
More Like This:
Application Number:
JP2688588U
Publication Date:
September 06, 1989
Filing Date:
March 02, 1988
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
G01R31/00; (IPC1-7): G01R31/00