Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH031394
Kind Code:
U
More Like This:
Application Number:
JP6137589U
Publication Date:
January 09, 1991
Filing Date:
May 27, 1989
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
F16L39/04; (IPC1-7): F16L39/04
Domestic Patent References:
JPS6324491B21988-05-20
JP58170127B