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发明名称
Road covering material
摘要
申请公布号
GB526351(A)
申请公布日期
1940.09.17
申请号
GB19390008147
申请日期
1939.03.14
申请人
NIELS THORVALD ANDERSEN
发明人
分类号
E01C7/18
主分类号
E01C7/18
代理机构
代理人
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地址
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