Document Type and Number:
Japanese Patent JPS6382886
Kind Code:
U
Application Number:
JP18033386U
Publication Date:
May 31, 1988
Filing Date:
November 19, 1986
Export Citation:
International Classes:
F16L11/12; G02B6/44; (IPC1-7): F16L11/12; G02B6/44
Domestic Patent References:
| JPS6131791A | 1986-02-14 |