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发明名称
Improvements in and relating to phase shifting circuits
摘要
申请公布号
GB698635(A)
申请公布日期
1953.10.21
申请号
GB19510001078
申请日期
1951.01.15
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
H02M1/02;H03H7/20
主分类号
H02M1/02
代理机构
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