Document Type and Number:
Japanese Patent JPH0537119
Kind Code:
Y2
Application Number:
JP20466385U
Publication Date:
September 20, 1993
Filing Date:
December 28, 1985
Export Citation:
International Classes:
F16L37/00; F16L37/14; F16L37/48; F16L37/56; F16L39/00; (IPC1-7): F16L37/14; F16L37/00; F16L37/56; F16L39/00
Next Patent: JPS537120