Document Type and Number:
Japanese Patent JPS57167952
Kind Code:
U
Application Number:
JP5493581U
Publication Date:
October 22, 1982
Filing Date:
April 16, 1981
Export Citation:
International Classes:
F16B47/00; F16J13/06; F16J13/14; (IPC1-7): F16J13/06; F16B47/00