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公开(公告)号：US2789505A
公开(公告)日：1957-04-23
申请号：US24333851
申请日：1951-08-23
Applicant: NORTH AMERICAN AVIATION INC
Inventor： CUMMING JAMES M , SUTTON GEORGE P , VORWERK VERNON R , HARMON DARELL B , VILLIERS CHARLES A
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