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经营范围
发明名称
Machine for and process of laying roads
摘要
申请公布号
US2138828(A)
申请公布日期
1938.12.06
申请号
US19360073666
申请日期
1936.04.10
申请人
BARBER-GREENE COMPANY
发明人
BARBER HARRY H.
分类号
E01C19/40
主分类号
E01C19/40
代理机构
代理人
主权项
地址
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