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摘要
申请公布号
JPS5978994(U)
申请公布日期
1984.05.28
申请号
JP19820173587U
申请日期
1982.11.18
申请人
发明人
分类号
G01C1/02;G01C5/00;G12B5/00;(IPC1-7):G12B5/00
主分类号
G01C1/02
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