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发明名称
摘要
申请公布号
JPS5842482(U)
申请公布日期
1983.03.22
申请号
JP19810136959U
申请日期
1981.09.14
申请人
发明人
分类号
F16L27/12;F16L27/00;(IPC1-7):F16L27/00
主分类号
F16L27/12
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