Document Type and Number:
Japanese Patent JPH03107567
Kind Code:
U
Application Number:
JP1724690U
Publication Date:
November 06, 1991
Filing Date:
February 22, 1990
Export Citation:
International Classes:
F16J15/16; (IPC1-7): F16J15/16
Domestic Patent References:
| JP56151558B | ||||
| JP57145866B |