Document Type and Number:
Japanese Patent JPH0231992
Kind Code:
U
Application Number:
JP11003388U
Publication Date:
February 28, 1990
Filing Date:
August 24, 1988
Export Citation:
International Classes:
F16L11/10; F16L35/00; (IPC1-7): F16L35/00; F16L11/10
Domestic Patent References:
| JPS5740190A | 1982-03-05 |
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