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经营范围
发明名称
Field clover duster
摘要
申请公布号
US2276721(A)
申请公布日期
1942.03.17
申请号
US19400363364
申请日期
1940.10.29
申请人
WESLEY HARTWICK ROSS;THOMAS HARTWICK
发明人
HARTWICK ROSS WESLEY;HARTWICK THOMAS
分类号
A01G7/00
主分类号
A01G7/00
代理机构
代理人
主权项
地址
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