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发明名称
摘要
申请公布号
JPH0336901(U)
申请公布日期
1991.04.10
申请号
JP19890098806U
申请日期
1989.08.23
申请人
发明人
分类号
G01B3/04;(IPC1-7):G01B3/04
主分类号
G01B3/04
代理机构
代理人
主权项
地址
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