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发明名称
摘要
申请公布号
JPS58134792(U)
申请公布日期
1983.09.10
申请号
JP19820030907U
申请日期
1982.03.06
申请人
发明人
分类号
G01C9/28;G01C9/36;G01C17/04;G01C17/10;G04B49/02;(IPC1-7):G04B49/02
主分类号
G01C9/28
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代理人
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