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公开(公告)号:US2264944A
公开(公告)日:1941-12-02
申请号:US36142040
申请日:1940-10-16
Applicant: AUTOGIRO CO OF AMERICA
Inventor: TIDD GAGE W
IPC: B64C27/02
CPC classification number: B64C27/021
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公开(公告)号:US2297815A
公开(公告)日:1942-10-06
申请号:US27131939
申请日:1939-05-02
Applicant: AUTOGIRO CO OF AMERICA
Inventor: TIDD GAGE W
CPC classification number: B64C11/008 , F16F15/22
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