Document Type and Number:
Japanese Patent JPS5255543
Kind Code:
Y2
Application Number:
JP7854174U
Publication Date:
December 15, 1977
Filing Date:
July 02, 1974
Export Citation:
International Classes:
F01N13/14; F01N3/10; F01N13/08; F16L59/06; F16L59/14; (IPC1-7): F01N7/14; F16L59/14