Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5990910
Kind Code:
U
Application Number:
JP18687782U
Publication Date:
June 20, 1984
Filing Date:
December 10, 1982
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
G02B6/36; (IPC1-7): G02B7/26