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公开(公告)号:US2379537A
公开(公告)日:1945-07-03
申请号:US45623442
申请日:1942-08-26
Applicant: GEN MOTORS CORP
IPC: B64C11/34
CPC classification number: B64C11/346
公开(公告)号:US2379537A
公开(公告)日:1945-07-03
申请号:US45623442
申请日:1942-08-26
Applicant: GEN MOTORS CORP
IPC: B64C11/34
CPC classification number: B64C11/346