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经营范围
发明名称
Hydraulically adjustable pavement roller
摘要
A small roller attached to a conventional power-driven paving roller or the like is hydraulically positionable to roll a surface outside of the normal rolling track of the power roller, such as against a building, high curbing, or the like.
申请公布号
US4422796(A)
申请公布日期
1983.12.27
申请号
US19810278324
申请日期
1981.06.29
申请人
TAVERNIER, BOYD D.
发明人
TAVERNIER, BOYD D.
分类号
E01C19/26;(IPC1-7):E01C19/26
主分类号
E01C19/26
代理机构
代理人
主权项
地址
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