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发明名称
摘要
申请公布号
JPS6083402(U)
申请公布日期
1985.06.08
申请号
JP19830176181U
申请日期
1983.11.15
申请人
发明人
分类号
G01C22/00;A43B7/00;A43B21/22;A43B23/00;A43B23/24;(IPC1-7):A43B7/00
主分类号
G01C22/00
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