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经营范围
发明名称
Grain drill
摘要
申请公布号
US1923259(A)
申请公布日期
1933.08.22
申请号
US19300467034
申请日期
1930.07.10
申请人
VAN BRUNT MANUFACTURING COMPANY
发明人
ERDMAN THEODORE J.
分类号
A01C19/04
主分类号
A01C19/04
代理机构
代理人
主权项
地址
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