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发明名称
Ultra high frequency electronic device
摘要
申请公布号
US2407274(A)
申请公布日期
1946.09.10
申请号
US19410388790
申请日期
1941.04.16
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
HARTLEY RALPH V. L.;SAMUEL ARTHUR L.
分类号
H01J25/14
主分类号
H01J25/14
代理机构
代理人
主权项
地址
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