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发明名称
UN PROCEDIMIENTO PARA LA OBTENCIoN DE SUPERPOLIAMIDAS
摘要
申请公布号
ES198221(A1)
申请公布日期
1953.08.01
申请号
ES19210001982
申请日期
1951.06.07
申请人
PHRIX-WERKE A.G.
发明人
分类号
(IPC1-7):C08
主分类号
(IPC1-7):C08
代理机构
代理人
主权项
地址
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