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发明名称
摘要
申请公布号
JPH04117362(U)
申请公布日期
1992.10.21
申请号
JP19910027935U
申请日期
1991.03.29
申请人
发明人
分类号
F16L5/02;B60H1/32;F25B39/02;(IPC1-7):F25B39/02
主分类号
F16L5/02
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代理人
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