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公开(公告)号：US2512803A
公开(公告)日：1950-06-27
申请号：US50731043
申请日：1943-10-22
Applicant: GEN MOTORS CORP
Inventor： MACNEIL CHARLES S J , HAINES JOHN F , MOORE RICHARD E , FRANK MACK , HOWARD CARSON
IPC: B64C11/42
CPC classification number: B64C11/42 , Y10T137/1135 , Y10T137/6198
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