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经营范围
发明名称
Wasch-, Reinigungs-, Netz-, Emulgier- und Schaummittel
摘要
申请公布号
DE686645(C)
申请公布日期
1940.01.13
申请号
DE193601H7294D
申请日期
1936.04.18
申请人
DR. BURCKHARDT HELFERICH;DR. HANS ERNST SCHEIBER
发明人
分类号
C11D1/66
主分类号
C11D1/66
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