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经营范围
发明名称
Tuning device
摘要
申请公布号
US2431103(A)
申请公布日期
1947.11.18
申请号
US19440540836
申请日期
1944.06.17
申请人
PHILCO CORPORATION
发明人
BRADLEY WILLIAM E.;CLAPP RICHARD G.;STEPHAN INGO L.
分类号
H01J25/24
主分类号
H01J25/24
代理机构
代理人
主权项
地址
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