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经营范围
发明名称
Nouveaux produits feutrés, et leur procédé de préparation
摘要
申请公布号
FR865107(A)
申请公布日期
1941.05.14
申请号
FRD865107
申请日期
1940.04.23
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
分类号
D04H1/06;D04H1/54
主分类号
D04H1/06
代理机构
代理人
主权项
地址
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