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发明名称
摘要
申请公布号
JPH0189333(U)
申请公布日期
1989.06.13
申请号
JP19870185810U
申请日期
1987.12.04
申请人
发明人
分类号
G01G19/413;G01G19/414;G01G19/64;(IPC1-7):G01G19/413
主分类号
G01G19/413
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