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发明名称
Improvements in electrical tuning apparatus
摘要
申请公布号
GB367219(A)
申请公布日期
1932.02.18
申请号
GB19310009358
申请日期
1931.03.27
申请人
LEONARD WALTER FILLMORE;LOUIS EVENDALE FILLMORE
发明人
分类号
H03J5/24
主分类号
H03J5/24
代理机构
代理人
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