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经营范围
发明名称
Production of organic compounds
摘要
申请公布号
US2621192(A)
申请公布日期
1952.12.09
申请号
US19490104147
申请日期
1949.07.11
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
HASLAM JOHN H.
分类号
C07C57/34;C07C57/38;C07C57/40
主分类号
C07C57/34
代理机构
代理人
主权项
地址
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