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发明名称
Bowl ejecting mechanism for carry-type scrapers
摘要
申请公布号
US2650440(A)
申请公布日期
1953.09.01
申请号
US19490082513
申请日期
1949.03.21
申请人
WOOLDRIGE MANUFACTURING COMPANY
发明人
QUARTULLO ORPHEUS F.
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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