Document Type and Number:
Japanese Patent JPS5214248
Kind Code:
Y2
Application Number:
JP1335072U
Publication Date:
March 31, 1977
Filing Date:
January 31, 1972
Export Citation:
International Classes:
F16L9/18; F01D25/26; F16L23/02; F16L23/036; F16L23/04; F16L37/00; F16L39/00; F16L39/04; (IPC1-7): F16L39/04; F16L23/02