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公开(公告)号:US2521149A
公开(公告)日:1950-09-05
申请号:US78417047
申请日:1947-11-05
Applicant: GLENN L MARTIN CO
Inventor: BUTLER EDWIN I , MADSEN WILLIAM N , TIDRICK KENNETH H
IPC: B60C25/132
CPC classification number: B60C25/132
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公开(公告)号:US2361743A
公开(公告)日:1944-10-31
申请号:US47812543
申请日:1943-03-05
Applicant: GLENN L MARTIN CO
Inventor: BUTLER EDWIN I
IPC: B64D37/06
CPC classification number: B64D37/06
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