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经营范围
发明名称
Four à carboniser
摘要
申请公布号
FR884032(A)
申请公布日期
1943.07.30
申请号
FRD884032
申请日期
1941.01.30
申请人
发明人
GREY JACK ARNOUL DE
分类号
C10B53/02
主分类号
C10B53/02
代理机构
代理人
主权项
地址
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