Document Type and Number:
Japanese Patent JPH024313
Kind Code:
Y2
Application Number:
JP19401786U
Publication Date:
January 31, 1990
Filing Date:
December 16, 1986
Export Citation:
International Classes:
F16L33/04; F16L17/00; F16L35/00; (IPC1-7): F16L35/00; F16L33/04
Next Patent: JPH024314