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发明名称
PLOUGH
摘要
申请公布号
CA334627(A)
申请公布日期
1933.08.08
申请号
CAD334627
申请日期
申请人
ALBIN P. LOFSTRAND
发明人
ALBIN P. LOFSTRAND
分类号
主分类号
代理机构
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