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发明名称
Perfectionnement aux procédés et dispositifs faisant intervenir l'action d'arcs électriques sur des gaz
摘要
申请公布号
FR986888(A)
申请公布日期
1951.08.06
申请号
FRD986888
申请日期
1949.03.25
申请人
发明人
GODAR JEAN
分类号
B01J19/08
主分类号
B01J19/08
代理机构
代理人
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