Document Type and Number:
Japanese Patent JPS4843642
Kind Code:
Y1
Application Number:
JP4006169U
Publication Date:
December 17, 1973
Filing Date:
April 30, 1969
Export Citation:
International Classes:
F16K11/06; F15C3/04; G11C23/00; (IPC1-7): F16K11/06; F15C3/04; G11C23/00