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发明名称
摘要
申请公布号
JP3026870(U)
申请公布日期
1996.07.23
申请号
JP19960000073U
申请日期
1996.01.17
申请人
发明人
分类号
E03F3/04;F16K7/06;G01M3/02;(IPC1-7):E03F3/04
主分类号
E03F3/04
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