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发明名称
Improvements in variable electric condensers
摘要
申请公布号
GB303758(A)
申请公布日期
1930.03.27
申请号
GB19290000635
申请日期
1929.01.07
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED
发明人
分类号
H03D7/00
主分类号
H03D7/00
代理机构
代理人
主权项
地址
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