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经营范围
发明名称
PROCEDE CHIMIQUE.
摘要
申请公布号
BE537757(A1)
申请公布日期
1959.06.05
申请号
BE19550537757
申请日期
1955.04.28
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
C.F. ROBINSON;L.E. TREADWAY
分类号
(IPC1-7):C07
主分类号
(IPC1-7):C07
代理机构
代理人
主权项
地址
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