Document Type and Number:
Japanese Patent JPS4742012
Kind Code:
Y1
Application Number:
JP4286468U
Publication Date:
December 19, 1972
Filing Date:
May 24, 1968
Export Citation:
International Classes:
F16L37/22; B60S5/02; B67D7/32; F16L37/00; F16L37/23; (IPC1-7): F16L37/22; B60S5/02