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发明名称
High-frequency apparatus
摘要
申请公布号
US2423968(A)
申请公布日期
1947.07.15
申请号
US19440551308
申请日期
1944.08.26
申请人
FARNSWORTH TELEVISION AND RADIO CORPORATION
发明人
FALK ALFRED E.
分类号
H01J25/12
主分类号
H01J25/12
代理机构
代理人
主权项
地址
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