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发明名称
Process for making polymeric materials
摘要
申请公布号
US2251519(A)
申请公布日期
1941.08.05
申请号
US19390255164
申请日期
1939.02.07
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
JOYCE ROBERT M.;RITTER DAVID M.
分类号
C08G69/20
主分类号
C08G69/20
代理机构
代理人
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