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经营范围
发明名称
Phase modulation
摘要
申请公布号
US2430126(A)
申请公布日期
1947.11.04
申请号
US19430499905
申请日期
1943.08.25
申请人
RADIO CORPORATION OF AMERICA
发明人
KORMAN NATHANIEL I.
分类号
H03C3/06
主分类号
H03C3/06
代理机构
代理人
主权项
地址
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