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经营范围
发明名称
Procédé pour l'obtention d'acide cyanhydrique
摘要
申请公布号
FR752296(A)
申请公布日期
1933.09.20
申请号
FRD752296
申请日期
1933.03.11
申请人
GESELLSCHAFT FUR KOHLENTECHNIK M.B.H.
发明人
分类号
C01C3/02
主分类号
C01C3/02
代理机构
代理人
主权项
地址
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