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经营范围
发明名称
Perfectionnement apporté aux générateurs engendrant des signaux à front raide
摘要
申请公布号
FR873742(A)
申请公布日期
1942.07.17
申请号
FRD873742
申请日期
1941.03.04
申请人
COMPAGNIE POUR LA FABRICATION DES COMPTEURS ET MATERIEL D'USINES A GAZ
发明人
分类号
H03B13/00
主分类号
H03B13/00
代理机构
代理人
主权项
地址
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