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发明名称
Improvements in circuit-arrangements for producing high direct voltages
摘要
申请公布号
GB668947(A)
申请公布日期
1952.03.26
申请号
GB19500003757
申请日期
1950.02.14
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
H02M7/10;H04N3/18
主分类号
H02M7/10
代理机构
代理人
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地址
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