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发明名称
Blending agents for asphalts
摘要
申请公布号
US2389680(A)
申请公布日期
1945.11.27
申请号
US19420469139
申请日期
1942.12.15
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
MIKESKA LOUIS A.
分类号
C08K5/20
主分类号
C08K5/20
代理机构
代理人
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