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发明名称
摘要
申请公布号
JPS63198448(U)
申请公布日期
1988.12.21
申请号
JP19870089332U
申请日期
1987.06.09
申请人
发明人
分类号
G01L23/22;F02D45/00;G01M15/00;(IPC1-7):F02D45/00
主分类号
G01L23/22
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