Document Type and Number:
Japanese Patent JPS5539182
Kind Code:
Y2
Application Number:
JP6313671U
Publication Date:
September 12, 1980
Filing Date:
July 17, 1971
Export Citation:
International Classes:
F16K31/68; F16K17/38; F16K25/00; (IPC1-7): F16K17/38; F16K25/00