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发明名称
摘要
申请公布号
JPH0512877(U)
申请公布日期
1993.02.19
申请号
JP19910061099U
申请日期
1991.08.02
申请人
发明人
分类号
F16L3/12;B60H1/00;(IPC1-7):F16L3/12
主分类号
F16L3/12
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