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发明名称
Verfahren zur Darstellung von Molekuelverbindungen des 1-Phenyl-2-methyl-3, 4-cyclotetramethylenpyrazolons(5)
摘要
申请公布号
DE698369(C)
申请公布日期
1940.11.08
申请号
DE1938B185216D
申请日期
1938.11.11
申请人
P. BEIERSDORF & CO. A.-G.
发明人
RUHKOPF DR. PHIL. HANS
分类号
C07D231/56
主分类号
C07D231/56
代理机构
代理人
主权项
地址
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