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发明名称
Bituminous road-surfacing materials
摘要
申请公布号
US2973281(A)
申请公布日期
1961.02.28
申请号
US19530380621
申请日期
1953.09.16
申请人
ROBERT LEE ALFRED;RESEARCH LABORATORY ROAD;DICKINSON EDWARD J
发明人
LEE ALFRED ROBERT;LABORATORY ROAD RESEARCH;DICKINSON EDWARD J.
分类号
C08L95/00
主分类号
C08L95/00
代理机构
代理人
主权项
地址
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