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发明名称
Procédé pour la production d'extraits de charbons
摘要
申请公布号
FR797264(A)
申请公布日期
1936.04.23
申请号
FRD797264
申请日期
1935.10.17
申请人
GEWERKSCHAFT MATHIAS STINNES
发明人
分类号
C10G1/00;C10G1/06;C10L5/00;C10L7/02
主分类号
C10G1/00
代理机构
代理人
主权项
地址
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