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经营范围
发明名称
Electrical condenser
摘要
申请公布号
US1942153(A)
申请公布日期
1934.01.02
申请号
US19300427448
申请日期
1930.02.11
申请人
RADIO CORPORATION OF AMERICA
发明人
SEELEY STUART W.
分类号
H01G2/00
主分类号
H01G2/00
代理机构
代理人
主权项
地址
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