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发明名称
RAEHMCHEN ZUM GLASLOSEN UND AUSWECHSELBAREN EINFASSEN VON QUADRATISCHEN DIAPOSITIVEN.
摘要
申请公布号
DE6750212(U)
申请公布日期
1969.01.02
申请号
DE19670050212U
申请日期
1968.02.15
申请人
V-DIA WILLY VOGT FARBFOTOLABORATORIEN
发明人
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主分类号
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