Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH058581
Kind Code:
Y2
Application Number:
JP19895286U
Publication Date:
March 03, 1993
Filing Date:
December 27, 1986
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
G02C7/08; G02C9/04; (IPC1-7): G02C7/08; G02C9/04