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经营范围
发明名称
Improvements in or relating to electrical indicating, controlling or repeating systems
摘要
申请公布号
GB381719(A)
申请公布日期
1932.10.13
申请号
GB19310027956
申请日期
1931.10.08
申请人
THE GENERAL ELECTRIC COMPANY LIMITED;ALEXANDER ALBERT CHUBB
发明人
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主分类号
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