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发明名称
Perfectionnements à la photographie en couleurs
摘要
申请公布号
FR844235(A)
申请公布日期
1939.07.20
申请号
FRD844235
申请日期
1938.09.06
申请人
发明人
SCHINZEL KARL;SCHINZEL LUDWIG
分类号
G03C7/46
主分类号
G03C7/46
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