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发明名称
Improvements in scrapers for moving earth and other materials
摘要
申请公布号
GB624971(A)
申请公布日期
1949.06.20
申请号
GB19470019274
申请日期
1947.07.18
申请人
WILHELM CARSTENS ALFRED BORCHERS
发明人
分类号
E02F3/64
主分类号
E02F3/64
代理机构
代理人
主权项
地址
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