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发明名称
摘要
申请公布号
JPS62140294(U)
申请公布日期
1987.09.04
申请号
JP19860027473U
申请日期
1986.02.28
申请人
发明人
分类号
F16L23/02;F16L57/00;(IPC1-7):F16L23/02
主分类号
F16L23/02
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