Document Type and Number:
Japanese Patent JPS6314148
Kind Code:
Y2
Application Number:
JP9886581U
Publication Date:
April 20, 1988
Filing Date:
July 01, 1981
Export Citation:
International Classes:
F16L37/22; F16L29/00; F16L35/00; F16L37/00; F16L37/23; F16L37/28; F16L37/32; (IPC1-7): F16L37/22; F16L37/28