Document Type and Number:
Japanese Patent JPS5539195
Kind Code:
Y2
Application Number:
JP3902774U
Publication Date:
September 12, 1980
Filing Date:
April 08, 1974
Export Citation:
International Classes:
F16L11/08; F16L11/04; F16L33/00; F16L33/28; F16L35/00; (IPC1-7): F16L33/00