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经营范围
发明名称
Perfectionnements aux appareils générateurs électro-statiques
摘要
申请公布号
FR953790(A)
申请公布日期
1949.12.13
申请号
FRD953790
申请日期
1947.06.25
申请人
RESEARCH CORPORATION
发明人
分类号
H02N1/12
主分类号
H02N1/12
代理机构
代理人
主权项
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