Document Type and Number:
Japanese Patent JPS4874115
Kind Code:
U
Application Number:
JP12004471U
Publication Date:
September 14, 1973
Filing Date:
December 17, 1971
Export Citation:
International Classes:
F16L3/08; F16L3/12; (IPC1-7): F16L3/12
Domestic Patent References:
| JPS3713935Y1 | ||||
| JPS402697Y1 |