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发明名称
摘要
申请公布号
JPH0562780(U)
申请公布日期
1993.08.20
申请号
JP19920010472U
申请日期
1992.01.31
申请人
发明人
分类号
F16L3/08;F16L3/12;(IPC1-7):F16L3/12
主分类号
F16L3/08
代理机构
代理人
主权项
地址
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