Document Type and Number:
Japanese Patent JPS53148323
Kind Code:
U
Application Number:
JP5341577U
Publication Date:
November 22, 1978
Filing Date:
April 28, 1977
Export Citation:
International Classes:
F16L29/00; F16L35/00; F16L37/00; F16L37/22; F16L37/23; F16L37/28; F16L37/40; (IPC1-7): F16L37/22; F16L35/00; F16L37/28
Domestic Patent References:
| JP10004050U |