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经营范围
发明名称
Dispositif d'enregistrement pour fours à coke
摘要
申请公布号
FR697625(A)
申请公布日期
1931.01.20
申请号
FRD697625
申请日期
1930.06.18
申请人
发明人
KOPPERS AUGUST
分类号
C10B41/02
主分类号
C10B41/02
代理机构
代理人
主权项
地址
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