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发明名称
Modulator
摘要
申请公布号
US2235549(A)
申请公布日期
1941.03.18
申请号
US19390309442
申请日期
1939.12.15
申请人
GENERAL ELECTRIC COMPANY
发明人
DOME ROBERT B.
分类号
H03F1/06
主分类号
H03F1/06
代理机构
代理人
主权项
地址
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