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发明名称
Improvements in or relating to tuning devices for wireless receiving sets
摘要
申请公布号
GB433298(A)
申请公布日期
1935.08.13
申请号
GB19340001336
申请日期
1934.01.13
申请人
ARTHUR WILLIAM STAPLETON;RODNEY HERBERT HATFIELD;REGINALD LAWLER
发明人
分类号
H03J7/30
主分类号
H03J7/30
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