Document Type and Number:
Japanese Patent JPS5237315
Kind Code:
U
Application Number:
JP12459375U
Publication Date:
March 16, 1977
Filing Date:
September 09, 1975
Export Citation:
International Classes:
F16L3/00; F16L3/02; F16L3/18; (IPC1-7): F16L3/18; F16L3/02
Domestic Patent References:
| JP46004385U |