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发明名称
摘要
申请公布号
JPH078680(U)
申请公布日期
1995.02.07
申请号
JP19930037153U
申请日期
1993.07.07
申请人
发明人
分类号
F16L7/00;F16L9/18;(IPC1-7):F16L7/00
主分类号
F16L7/00
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