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公开(公告)号：US2631453A
公开(公告)日：1953-03-17
申请号：US9554449
申请日：1949-05-26
Applicant: GLENN L MARTIN CO
Inventor： LARSEN AGNEW E , ATHERHOLT JOHN B
IPC: B64C27/32
CPC classification number: B64C27/32
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