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公开(公告)号:US2673696A
公开(公告)日:1954-03-30
申请号:US74915647
申请日:1947-05-20
Applicant: AUTOGIRO CO OF AMERICA
Inventor: GEORGE PULLIN CYRIL , SAMUEL SHAPIRO JACOB
IPC: B64C27/18
CPC classification number: B64C27/18
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公开(公告)号:US2686019A
公开(公告)日:1954-08-10
申请号:US27563252
申请日:1952-03-08
Applicant: AUTOGIRO CO OF AMERICA
Inventor: SAMUEL SHAPIRO JACOB , KENNETH WATSON
IPC: B64C27/80
CPC classification number: B64C27/80
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公开(公告)号:US2788075A
公开(公告)日:1957-04-09
申请号:US26876952
申请日:1952-01-29
Applicant: AUTOGIRO CO OF AMERICA
Inventor: GEORGE PULLIN CYRIL , SAMUEL SHAPIRO JACOB
IPC: B64C27/82
CPC classification number: B64C27/82 , B64C2027/8218 , B64C2027/8236
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公开(公告)号:US2721615A
公开(公告)日:1955-10-25
申请号:US77039447
申请日:1947-08-25
Applicant: AUTOGIRO CO OF AMERICA
Inventor: GEORGE PULLIN CYRIL , SAMUEL SHAPIRO JACOB
IPC: B64C27/51
CPC classification number: B64C27/51
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公开(公告)号:US2672202A
公开(公告)日:1954-03-16
申请号:US75882847
申请日:1947-07-03
Applicant: AUTOGIRO CO OF AMERICA
Inventor: GEORGE PULLIN CYRIL , SAMUEL SHAPIRO JACOB
IPC: B64C27/51
CPC classification number: B64C27/51
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公开(公告)号:US2703624A
公开(公告)日:1955-03-08
申请号:US76346847
申请日:1947-07-25
Applicant: AUTOGIRO CO OF AMERICA
Inventor: SAMUEL SHAPIRO JACOB , GEORGE PULLIN CYRIL
IPC: B64C27/18
CPC classification number: B64C27/18
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7.
公开(公告)号:US2674327A
公开(公告)日:1954-04-06
申请号:US1659448
申请日:1948-03-23
Applicant: AUTOGIRO CO OF AMERICA
Inventor: GEORGE PULLIN CYRIL , SAMUEL SHAPIRO JACOB
IPC: B64C27/473
CPC classification number: B64C27/473
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公开(公告)号:US2613748A
公开(公告)日:1952-10-14
申请号:US76449247
申请日:1947-07-29
Applicant: AUTOGIRO CO OF AMERICA
Inventor: GEORGE PULLIN CYRIL , SAMUEL SHAPIRO JACOB
IPC: B64C27/82
CPC classification number: B64C27/82 , B64C2027/8218
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