Document Type and Number:
Japanese Patent JPS6431285
Kind Code:
U
Application Number:
JP12597987U
Publication Date:
February 27, 1989
Filing Date:
August 19, 1987
Export Citation:
International Classes:
F16L29/00; (IPC1-7): F16L29/00
Domestic Patent References:
| JPS5949855B2 | 1984-12-05 | |||
| JP54119921B | ||||
| JP52088710B |