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发明名称
摘要
申请公布号
JPH03103408(U)
申请公布日期
1991.10.28
申请号
JP19900012059U
申请日期
1990.02.09
申请人
发明人
分类号
G01F23/292;G01F23/28;G01N21/41;G01N21/59;G02B6/00;(IPC1-7):G02B6/00
主分类号
G01F23/292
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代理人
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地址
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