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发明名称
Diode oscillator
摘要
申请公布号
US2270638(A)
申请公布日期
1942.01.20
申请号
US19400319416
申请日期
1940.02.17
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
LLEWELLYN FREDERICK B.
分类号
H01J25/74;H03B9/01
主分类号
H01J25/74
代理机构
代理人
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地址
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