Document Type and Number:
Japanese Patent JPH0488583
Kind Code:
U
Application Number:
JP40340990U
Publication Date:
July 31, 1992
Filing Date:
December 14, 1990
Export Citation:
International Classes:
F16L3/00; (IPC1-7): F16L3/00
Domestic Patent References:
JPS5659083A | 1981-05-22 | |||
JPS6054351A | 1985-03-28 |
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