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发明名称
摘要
申请公布号
JPH02127863(U)
申请公布日期
1990.10.22
申请号
JP19890037020U
申请日期
1989.03.30
申请人
发明人
分类号
F16K5/06;(IPC1-7):F16K5/06
主分类号
F16K5/06
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代理人
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