Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH04133321
Kind Code:
U
Application Number:
JP4067491U
Publication Date:
December 11, 1992
Filing Date:
May 31, 1991
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
H01B11/22; (IPC1-7): H01B11/22