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发明名称
摘要
申请公布号
JPS5763173(U)
申请公布日期
1982.04.15
申请号
JP19800140719U
申请日期
1980.10.02
申请人
发明人
分类号
F16L3/20;F16L3/16;F16L3/215;(IPC1-7):F16L3/16
主分类号
F16L3/20
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代理人
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