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发明名称
摘要
申请公布号
LU41820(A1)
申请公布日期
1962.08.02
申请号
LUD41820
申请日期
1962.06.02
申请人
发明人
分类号
G01D5/251;G08C19/32;H01H47/00
主分类号
G01D5/251
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代理人
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