Document Type and Number:
Japanese Patent JPS6457492
Kind Code:
U
Application Number:
JP15366187U
Publication Date:
April 10, 1989
Filing Date:
October 07, 1987
Export Citation:
International Classes:
F16L39/00; F16L41/08; (IPC1-7): F16L39/00; F16L41/08
Domestic Patent References:
| JPS5440431U | 1979-03-17 |