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发明名称
An improved manufacture of adhesive bitumens
摘要
申请公布号
GB519119(A)
申请公布日期
1940.03.18
申请号
GB19380026934
申请日期
1938.09.15
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
分类号
C08K3/22;C08K5/138
主分类号
C08K3/22
代理机构
代理人
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