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发明名称
摘要
申请公布号
JPS54149736(U)
申请公布日期
1979.10.18
申请号
JP19780047158U
申请日期
1978.04.10
申请人
发明人
分类号
F16K27/08;F16K24/00;G05D16/06;(IPC1-7):G05D16/06
主分类号
F16K27/08
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