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公开(公告)号:US2201249A
公开(公告)日:1940-05-21
申请号:US27007539
申请日:1939-04-26
Applicant: GLENN L MARTIN CO
Inventor: TORMOLLAN JR OWEN E
CPC classification number: B64C35/00 , B64C1/1484
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公开(公告)号:US2392786A
公开(公告)日:1946-01-08
申请号:US50795443
申请日:1943-10-28
Applicant: GLENN L MARTIN CO
Inventor: TORMOLLAN JR OWEN E
IPC: B64F1/22
CPC classification number: B64F1/221
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