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经营范围
发明名称
Procédé de blanchiment des fibres animales et végétales
摘要
申请公布号
FR870079(A)
申请公布日期
1942.03.02
申请号
FRD870079
申请日期
1940.10.30
申请人
发明人
FRENKEL LEO
分类号
D06L3/02
主分类号
D06L3/02
代理机构
代理人
主权项
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