Document Type and Number:
Japanese Patent JPS5473513
Kind Code:
U
Application Number:
JP14763577U
Publication Date:
May 25, 1979
Filing Date:
November 02, 1977
Export Citation:
International Classes:
F16L9/19; F16L9/18; F16L11/12; (IPC1-7): F16L9/18; F16L11/12
Domestic Patent References:
| JP51135138B |