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发明名称
Flow wing
摘要
申请公布号
US2407050(A)
申请公布日期
1946.09.03
申请号
US19420438529
申请日期
1942.04.11
申请人
CAMERON IRON WORKS
发明人
ALLEN HERBERT;BEAN RURIC N.
分类号
E21B34/02
主分类号
E21B34/02
代理机构
代理人
主权项
地址
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