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经营范围
发明名称
Agricultural machine
摘要
申请公布号
US1932660(A)
申请公布日期
1933.10.31
申请号
US19290401044
申请日期
1929.10.21
申请人
GRANT DAVID H
发明人
GRANT DAVID H.
分类号
A01D43/077
主分类号
A01D43/077
代理机构
代理人
主权项
地址
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