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发明名称
ROAD ROLLERS
摘要
申请公布号
GB1469985(A)
申请公布日期
1977.04.14
申请号
GB19740037474
申请日期
1975.08.08
申请人
WALLIS STEEVENS LTD
发明人
分类号
E01C19/26;(IPC1-7):E01C19/26
主分类号
E01C19/26
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代理人
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