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发明名称
Improvements in and relating to the regulation of the voltage of a.c. systems
摘要
申请公布号
GB372493(A)
申请公布日期
1932.05.12
申请号
GB19310008897
申请日期
1931.03.23
申请人
FERRANTI, LIMITED;ERIC DOUGLAS TOBIAS NORRIS
发明人
分类号
G05F1/14
主分类号
G05F1/14
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代理人
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地址
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