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经营范围
发明名称
Improvements in and relating to road finishing
摘要
申请公布号
GB710680(A)
申请公布日期
1954.06.16
申请号
GB19520008983
申请日期
1952.04.08
申请人
CARL HEISE
发明人
分类号
E01C19/48
主分类号
E01C19/48
代理机构
代理人
主权项
地址
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