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申请公布号
JPH0277379(U)
申请公布日期
1990.06.13
申请号
JP19880158147U
申请日期
1988.12.05
申请人
发明人
分类号
F16L3/00;(IPC1-7):F16L3/00
主分类号
F16L3/00
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