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发明名称
Road roller
摘要
申请公布号
US2266924(A)
申请公布日期
1941.12.23
申请号
US19400368871
申请日期
1940.12.06
申请人
TWAY ROBERT R
发明人
TWAY ROBERT R.
分类号
E01C19/27
主分类号
E01C19/27
代理机构
代理人
主权项
地址
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