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公开(公告)号：US2451059A
公开(公告)日：1948-10-12
申请号：US45365442
申请日：1942-08-05
Applicant: GEN MOTORS CORP
Inventor： BIANCHARD WERNER J , MACNEIL CHARLES S J
IPC: B64C11/42
CPC classification number: B64C11/42
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