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公开(公告)号：US2980368A
公开(公告)日：1961-04-18
申请号：US63080356
申请日：1956-12-27
Applicant: SUD AVIATION
Inventor： JOHN JAKIMIUK WSIEWOLOD , GEORGES SCOAZEC ROGER
IPC: B64C25/66
CPC classification number: B64C25/66
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