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发明名称
Application de l'électrolyse à la récupération des métaux précieux des bains photographiques
摘要
申请公布号
FR783033(A)
申请公布日期
1935.07.06
申请号
FRD783033
申请日期
1934.12.20
申请人
发明人
HENRI-GEORGES DOFFIN
分类号
C25C1/20
主分类号
C25C1/20
代理机构
代理人
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