Document Type and Number:
Japanese Patent JPH031393
Kind Code:
U
Application Number:
JP6096089U
Publication Date:
January 09, 1991
Filing Date:
May 29, 1989
Export Citation:
International Classes:
F16L33/00; F16K27/00; F16L29/00; F16L33/28; (IPC1-7): F16L33/00; F16L33/00; F16K27/00; F16L33/28
Domestic Patent References:
| JPS6320578B2 | 1988-04-28 | |||
| JP63171788B | ||||
| JP63110787B |
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