Document Type and Number:
Japanese Patent JPS4738972
Kind Code:
Y1
Application Number:
JP3593069U
Publication Date:
November 25, 1972
Filing Date:
April 19, 1969
Export Citation:
International Classes:
F16K31/06; F16K11/04; F16K11/048; F16K31/02; F16K39/02; (IPC1-7): F16K31/06; F16K11/04; F16K31/02; F16K39/02