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经营范围
发明名称
Combined harvester and thrasher
摘要
申请公布号
US1812532(A)
申请公布日期
1931.06.30
申请号
US19270223052
申请日期
1927.09.30
申请人
HOGAN ERVIN F
发明人
HOGAN ERVIN F.
分类号
A01D41/00
主分类号
A01D41/00
代理机构
代理人
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地址
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