Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH03106527
Kind Code:
U
Application Number:
JP1631990U
Publication Date:
November 05, 1991
Filing Date:
February 21, 1990
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
G11B7/12; (IPC1-7): G11B7/12