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经营范围
发明名称
Boll weevil insect destroyer and gatherer
摘要
申请公布号
US1822277(A)
申请公布日期
1931.09.08
申请号
US19290397016
申请日期
1929.10.03
申请人
DUPONT ADOLPH J
发明人
DUPONT ADOLPH J.
分类号
A01M5/08
主分类号
A01M5/08
代理机构
代理人
主权项
地址
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