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发明名称
Improved manufacture of reaction products of hydroxy diphenyls and amino materials
摘要
申请公布号
GB380898(A)
申请公布日期
1932.09.29
申请号
GB19310021826
申请日期
1931.07.30
申请人
THE GOODYEAR TIRE & RUBBER 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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