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发明名称
Spinning bucket
摘要
申请公布号
US2073840(A)
申请公布日期
1937.03.16
申请号
US19320645427
申请日期
1932.12.02
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
HARRISON PAUL E.
分类号
D01D7/02
主分类号
D01D7/02
代理机构
代理人
主权项
地址
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