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发明名称
Composition and method
摘要
申请公布号
US2300948(A)
申请公布日期
1942.11.03
申请号
US19410382751
申请日期
1941.03.11
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
LONTZ JOHN F.
分类号
A01N31/04
主分类号
A01N31/04
代理机构
代理人
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地址
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