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经营范围
发明名称
Perfectionnements à la distillation de matières contenant du carbone
摘要
申请公布号
FR783283(A)
申请公布日期
1935.07.10
申请号
FRD783283
申请日期
1934.12.22
申请人
发明人
HOLFORD HASTINGS JOHN
分类号
C10B7/02
主分类号
C10B7/02
代理机构
代理人
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