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发明名称
Improvements in electric voltage measuring instruments
摘要
申请公布号
GB568591(A)
申请公布日期
1945.04.11
申请号
GB19430019641
申请日期
1943.11.24
申请人
BOWEN INSTRUMENT COMPANY, LIMITED;DIETRICH GUNTHER PRINZ
发明人
分类号
H03F1/36
主分类号
H03F1/36
代理机构
代理人
主权项
地址
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