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发明名称
Crystal controlled oscillator circuits
摘要
申请公布号
US1975615(A)
申请公布日期
1934.10.02
申请号
US19320596197
申请日期
1932.03.02
申请人
RADIO CORPORATION OF AMERICA
发明人
PETERSON HAROLD OLAF
分类号
H03B5/34
主分类号
H03B5/34
代理机构
代理人
主权项
地址
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