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发明名称
Traction power operated scraper
摘要
申请公布号
US2301516(A)
申请公布日期
1942.11.10
申请号
US19400337466
申请日期
1940.05.27
申请人
THE SLUSSER-MCLEAN SCRAPER COMPANY
发明人
BRODERSEN MAX M.
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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