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发明名称
Electrical regulating system
摘要
申请公布号
US2171614(A)
申请公布日期
1939.09.05
申请号
US19380222119
申请日期
1938.07.30
申请人
RADIO CORPORATION OF AMERICA
发明人
WENDT KARL R.
分类号
G05F1/52
主分类号
G05F1/52
代理机构
代理人
主权项
地址
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