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经营范围
发明名称
Installation de signalisation ou de télécommande par courants superposés.
摘要
申请公布号
CH177761(A)
申请公布日期
1935.06.15
申请号
CHD177761
申请日期
1934.06.14
申请人
COMPAGNIE POUR LA FABRICATION DES COMPTEURS;MATERIEL D'USINES A GAZ
发明人
COMPAGNIE POUR LA FABRICATION DES COMPTEURS;GAZ MATERIEL D'USINES A
分类号
主分类号
代理机构
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主权项
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