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经营范围
发明名称
Oscillator
摘要
申请公布号
US2555373(A)
申请公布日期
1951.06.05
申请号
US19470751713
申请日期
1947.06.02
申请人
FEDERAL TELEPHONE AND RADIO CORPORATION
发明人
ROMANDER HUGO
分类号
H03C3/09;H03C3/16
主分类号
H03C3/09
代理机构
代理人
主权项
地址
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