Document Type and Number:
Japanese Patent JPS5254018
Kind Code:
Y2
Application Number:
JP7748572U
Publication Date:
December 07, 1977
Filing Date:
June 29, 1972
Export Citation:
International Classes:
F16L37/08; F16K13/00; F16L27/08; F16L37/00; F16L37/28; F16L37/40; (IPC1-7): F16L27/08; F16K13/00