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发明名称
Cavity resonator oscillator device
摘要
申请公布号
US2500430(A)
申请公布日期
1950.03.14
申请号
US19440547046
申请日期
1944.07.28
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
PIERCE JOHN R.
分类号
H01J25/06;H01J25/56
主分类号
H01J25/06
代理机构
代理人
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