Document Type and Number:
Japanese Patent JPH0221667
Kind Code:
Y2
Application Number:
JP4027583U
Publication Date:
June 11, 1990
Filing Date:
March 18, 1983
Export Citation:
International Classes:
F16K31/06; F16K39/02; (IPC1-7): F16K31/06; F16K39/02
Next Patent: JPH0221668