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发明名称
ROAD-SURFACING MEANS AND METHOD
摘要
申请公布号
CA386420(A)
申请公布日期
1940.01.23
申请号
CAD386420
申请日期
申请人
CHARLES VICTOR HALLENBECK
发明人
CHARLES VICTOR HALLENBECK
分类号
主分类号
代理机构
代理人
主权项
地址
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