Document Type and Number:
Japanese Patent JPH0444947
Kind Code:
Y2
Application Number:
JP12461788U
Publication Date:
October 22, 1992
Filing Date:
September 21, 1988
Export Citation:
International Classes:
F16K41/02; F16K41/04; F16K51/00; (IPC1-7): F16K51/00; F16K41/04
Next Patent: JPH0444948