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发明名称
Filter fuer ultraviolettes Licht, insbesondere zum Schutze von Jodstaerkebildern
摘要
申请公布号
DE499017(C)
申请公布日期
1930.05.30
申请号
DE1929I036776D
申请日期
1929.01.20
申请人
I.G. FARBENINDUSTRIE AKT.-GES.
发明人
SCHMIDT DR. RICHARD
分类号
G03C7/04
主分类号
G03C7/04
代理机构
代理人
主权项
地址
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