Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6391870
Kind Code:
U
Application Number:
JP18450186U
Publication Date:
June 14, 1988
Filing Date:
November 29, 1986
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
G11B23/03; (IPC1-7): G11B23/03