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发明名称
ΜΕΤΑΤΡΟΠΗ ΚΥΚΛΙΚΩΝ ΑΜΙΔΙΩΝ ΕΙΣ ΓΡΑΜΜΙΚΑ ΠΟΛΥΑΜΙΔΙΑ.
摘要
申请公布号
GR9086(B)
申请公布日期
1940.07.09
申请号
GR19390109086
申请日期
1939.09.25
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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