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发明名称
Method for treatment of highway grade and subgrade materials
摘要
申请公布号
US2363018(A)
申请公布日期
1944.11.21
申请号
US19410379365
申请日期
1941.02.17
申请人
KOEHRING COMPANY
发明人
POULTER JOHN W.
分类号
E01C3/04
主分类号
E01C3/04
代理机构
代理人
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