Document Type and Number:
Japanese Patent JPS54156821
Kind Code:
U
Application Number:
JP5501078U
Publication Date:
October 31, 1979
Filing Date:
April 24, 1978
Export Citation:
International Classes:
F16L27/10; F16L27/02; F16L35/00; F16L43/00; (IPC1-7): F16L27/02; F16L35/00; F16L43/00