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发明名称
Perfectionnements aux lampes à arc munies d'électrodes métalliques
摘要
申请公布号
FR45454(E)
申请公布日期
1935.09.12
申请号
FRD45454
申请日期
1934.10.31
申请人
COMPAGNIE DES LAMPES
发明人
分类号
H01J61/54
主分类号
H01J61/54
代理机构
代理人
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