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公开(公告)号:US1948455A
公开(公告)日:1934-02-20
申请号:US41490129
申请日:1929-12-18
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/02
CPC classification number: B64C27/021
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公开(公告)号:US1894673A
公开(公告)日:1933-01-17
申请号:US41635629
申请日:1929-12-26
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/02
CPC classification number: B64C27/02 , B64C27/021
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公开(公告)号:US1884599A
公开(公告)日:1932-10-25
申请号:US51371331
申请日:1931-02-05
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/02
CPC classification number: B64C27/02
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公开(公告)号:US2234466A
公开(公告)日:1941-03-11
申请号:US11825036
申请日:1936-12-30
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE , LESLIE ELLIS GEORGE BERTRAND
IPC: B64C27/02
CPC classification number: B64C27/021
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公开(公告)号:US2037766A
公开(公告)日:1936-04-21
申请号:US63135532
申请日:1932-09-01
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/02
CPC classification number: B64C27/025
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公开(公告)号:US1999136A
公开(公告)日:1935-04-23
申请号:US62263432
申请日:1932-07-15
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/02
CPC classification number: B64C27/021 , B64C27/023 , Y10S416/50
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公开(公告)号:US1996750A
公开(公告)日:1935-04-09
申请号:US61447632
申请日:1932-05-31
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/02
CPC classification number: B64C27/025
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公开(公告)号:US1947901A
公开(公告)日:1934-02-20
申请号:US50006430
申请日:1930-12-04
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/02
CPC classification number: B64C27/021
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公开(公告)号:US1936752A
公开(公告)日:1933-11-28
申请号:US49829930
申请日:1930-11-26
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/32
CPC classification number: B64C27/32
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公开(公告)号:US1910520A
公开(公告)日:1933-05-23
申请号:US49830030
申请日:1930-11-26
Applicant: AUTOGIRO CO OF AMERICA
Inventor: LA CIERVA JUAN DE
IPC: B64C27/02
CPC classification number: B64C27/021
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