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发明名称
Improvements in and relating to indicator apparatus
摘要
申请公布号
GB877260(A)
申请公布日期
1961.09.13
申请号
GB19580012289
申请日期
1958.04.17
申请人
BUSCH-WERKE A.G.
发明人
分类号
G01D5/245;G01G23/375;H03K21/02
主分类号
G01D5/245
代理机构
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