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发明名称
Electric measuring, indicating, recording or controlling apparatus
摘要
申请公布号
GB558614(A)
申请公布日期
1944.01.13
申请号
GB19420005892
申请日期
1942.05.01
申请人
REDIFFUSION LIMITED;PAUL ADORJAN
发明人
分类号
G01R27/02;H04B3/04
主分类号
G01R27/02
代理机构
代理人
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