Document Type and Number:
Japanese Patent JPS5228128
Kind Code:
U
Application Number:
JP11323575U
Publication Date:
February 26, 1977
Filing Date:
August 15, 1975
Export Citation:
International Classes:
F16K31/40; F16K31/10; F16K31/11; (IPC1-7): F16K31/11; F16K31/40