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申请公布号
JPH0433519(Y2)
申请公布日期
1992.08.11
申请号
JP19870111329U
申请日期
1987.07.22
申请人
发明人
分类号
F16L43/00;F16L57/00;(IPC1-7):F16L57/00
主分类号
F16L43/00
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