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发明名称
Verbesserung der Bestaendigkeit von Erdalkalisulfidleuchtstoffen
摘要
申请公布号
DE678158(C)
申请公布日期
1939.07.11
申请号
DE1937I058620D
申请日期
1937.07.23
申请人
I.G. FARBENINDUSTRIE AKT.-GES.
发明人
SCHAD DR. KONRAD;KETZER DR. ROBERT
分类号
C09K11/56
主分类号
C09K11/56
代理机构
代理人
主权项
地址
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