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经营范围
发明名称
Improvements in or relating to rollers for consolidating and/or levelling earth or ballast
摘要
申请公布号
GB588506(A)
申请公布日期
1947.05.27
申请号
GB19450004629
申请日期
1945.02.23
申请人
STOTHERT & PITT LIMITED;NORMAN EDWARD KERRIDGE
发明人
分类号
E01C19/28
主分类号
E01C19/28
代理机构
代理人
主权项
地址
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