Document Type and Number:
Japanese Patent JPS5436123
Kind Code:
U
Application Number:
JP10987077U
Publication Date:
March 09, 1979
Filing Date:
August 17, 1977
Export Citation:
International Classes:
F16L23/16; F16L21/08; F16L23/02; (IPC1-7): F16L23/02; F16L21/08
Domestic Patent References:
| JPS5119707U | 1976-02-13 |