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发明名称
摘要
申请公布号
JPS52138752(U)
申请公布日期
1977.10.21
申请号
JP19760048221U
申请日期
1976.04.16
申请人
发明人
分类号
G01B3/10;(IPC1-7):G01B3/10
主分类号
G01B3/10
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代理人
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