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发明名称
摘要
申请公布号
JPH0439559(Y2)
申请公布日期
1992.09.16
申请号
JP19860105611U
申请日期
1986.07.11
申请人
发明人
分类号
F16L5/02;G01H3/00;G01M17/00;G01M17/007;(IPC1-7):G01M17/00
主分类号
F16L5/02
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