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发明名称
GRAIN CONVEYOR
摘要
申请公布号
CA518864(A)
申请公布日期
1955.11.22
申请号
CAD518864
申请日期
申请人
GENERAL SHEET METAL WORKS
发明人
DONALD L. BRACKETT
分类号
主分类号
代理机构
代理人
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地址
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