Document Type and Number:
Japanese Patent JPH0433518
Kind Code:
Y2
Application Number:
JP19389486U
Publication Date:
August 11, 1992
Filing Date:
December 17, 1986
Export Citation:
International Classes:
F16L39/00; F16L37/00; F16L39/04; F16L41/02; F16L41/03; (IPC1-7): F16L39/04; F16L41/02; F16L41/03