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经营范围
发明名称
Improvement in electrostatic machines
摘要
申请公布号
GB655474(A)
申请公布日期
1951.07.25
申请号
GB19480007911
申请日期
1948.03.16
申请人
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
发明人
分类号
H02N1/08
主分类号
H02N1/08
代理机构
代理人
主权项
地址
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