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发明名称
Improvements in and relating to variable reactance electrical circuits
摘要
申请公布号
GB639980(A)
申请公布日期
1950.07.12
申请号
GB19490023593
申请日期
1946.02.04
申请人
PHILCO PRODUCTS INCORPORATED
发明人
分类号
H03D3/24;H03L7/06
主分类号
H03D3/24
代理机构
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