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公开(公告)号:US2659551A
公开(公告)日:1953-11-17
申请号:US68711546
申请日:1946-07-30
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/80
CPC classification number: B64C27/80
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公开(公告)号:US2428200A
公开(公告)日:1947-09-30
申请号:US45393242
申请日:1942-08-07
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/54
CPC classification number: B64C27/54
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公开(公告)号:US2344966A
公开(公告)日:1944-03-28
申请号:US32424740
申请日:1940-03-16
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/02
CPC classification number: B64C27/02
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公开(公告)号:US2330204A
公开(公告)日:1943-09-28
申请号:US41082941
申请日:1941-09-15
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/04
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公开(公告)号:US2151687A
公开(公告)日:1939-03-28
申请号:US11957537
申请日:1937-01-08
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/02
CPC classification number: B64C27/021
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公开(公告)号:US2127105A
公开(公告)日:1938-08-16
申请号:US14458037
申请日:1937-05-25
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/02
CPC classification number: B64C27/021
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公开(公告)号:US2776016A
公开(公告)日:1957-01-01
申请号:US3194648
申请日:1948-06-09
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/18
CPC classification number: B64C27/18
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公开(公告)号:US2580514A
公开(公告)日:1952-01-01
申请号:US60557745
申请日:1945-07-17
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/54
CPC classification number: B64C27/54
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公开(公告)号:US2440294A
公开(公告)日:1948-04-27
申请号:US53424444
申请日:1944-05-05
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: F42B10/58
CPC classification number: F42B10/58
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公开(公告)号:US2375465A
公开(公告)日:1945-05-08
申请号:US39875541
申请日:1941-06-19
Applicant: AUTOGIRO CO OF AMERICA
Inventor: CAMPBELL HARRIS S
IPC: B64C27/02
CPC classification number: B64C27/025
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