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发明名称
Crystal controlled circuit
摘要
申请公布号
US2048782(A)
申请公布日期
1936.07.28
申请号
US19320636107
申请日期
1932.10.04
申请人
RADIO CORPORATION
发明人
CROSBY MURRAY G.
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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