Document Type and Number:
Japanese Patent JPS5543141
Kind Code:
U
Application Number:
JP12635078U
Publication Date:
March 21, 1980
Filing Date:
September 13, 1978
Export Citation:
International Classes:
F16L9/02; F16L9/22; F16L35/00; F16L57/00; (IPC1-7): F16L57/00; F16L9/02; F16L9/22; F16L35/00
Domestic Patent References:
| JP52091531B |