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公开(公告)号:US2564988A
公开(公告)日:1951-08-21
申请号:US70238146
申请日:1946-10-10
Applicant: GLENN L MARTIN CO
Inventor: MULLER FRANK A
IPC: B64C1/14
CPC classification number: B64C1/143 , B64C1/1407 , Y10T16/547
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公开(公告)号:US2800210A
公开(公告)日:1957-07-23
申请号:US28685752
申请日:1952-05-09
Applicant: GLENN L MARTIN CO
Inventor: MULLER FRANK A
IPC: F16D67/06
CPC classification number: F16D67/06
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