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发明名称
Procédé pour stabiliser les tirages obtenus par blanchiment photographique
摘要
申请公布号
FR847597(A)
申请公布日期
1939.10.12
申请号
FRD847597
申请日期
1938.12.15
申请人
发明人
POLGAR ANDRE;HALMOS CHARLES
分类号
G03C7/02
主分类号
G03C7/02
代理机构
代理人
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