Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS56135151
Kind Code:
U
Application Number:
JP3214580U
Publication Date:
October 13, 1981
Filing Date:
March 12, 1980
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
G01N21/91; (IPC1-7): G01N21/91