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发明名称
摘要
申请公布号
JPS57161944(U)
申请公布日期
1982.10.12
申请号
JP19810048200U
申请日期
1981.04.02
申请人
发明人
分类号
G01F11/00;A47J47/04;(IPC1-7):A47J47/04
主分类号
G01F11/00
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