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发明名称
Verbesserung der Bestaendigkeit von Erdalkalisulfid-Leuchtstoffen
摘要
申请公布号
DE702995(C)
申请公布日期
1941.02.25
申请号
DE193700I8619D
申请日期
1937.07.23
申请人
I. G. FARBENINDUSTRIE AKT.-GES.
发明人
SCHAD DR. KONRAD
分类号
C09D5/22
主分类号
C09D5/22
代理机构
代理人
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