Document Type and Number:
Japanese Patent JPS516731
Kind Code:
Y2
Application Number:
JP11040171U
Publication Date:
February 24, 1976
Filing Date:
November 25, 1971
Export Citation:
International Classes:
F16L19/00; F16J15/12; F16L29/00; F16L37/28; (IPC1-7): F16L19/00; F16J15/12
Next Patent: JPH0516732