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经营范围
发明名称
Procédé pour l'obtention de cellulose pure
摘要
申请公布号
FR874381(A)
申请公布日期
1942.08.05
申请号
FRD874381
申请日期
1941.04.01
申请人
发明人
PLANCQUAERT PHILIPPE JOSEPH
分类号
D21C3/26
主分类号
D21C3/26
代理机构
代理人
主权项
地址
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