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发明名称
Verfahren zur Herstellung von neuen Pyromellithsäureestern
摘要
申请公布号
AT215989(B)
申请公布日期
1961.07.10
申请号
AT19590008731
申请日期
1959.12.02
申请人
E. I DU PONT DE NEMOURS AND COMPANY
发明人
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主分类号
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