Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5213955
Kind Code:
Y2
Application Number:
JP6811971U
Publication Date:
March 29, 1977
Filing Date:
August 02, 1971
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
G11B5/17; (IPC1-7): G11B5/20