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公开(公告)号:US2293233A
公开(公告)日:1942-08-18
申请号:US31762840
申请日:1940-02-07
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
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公开(公告)号:US2264782A
公开(公告)日:1941-12-02
申请号:US29484839
申请日:1939-09-14
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
IPC: H03J7/04
CPC classification number: H03J7/04
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公开(公告)号:US2235131A
公开(公告)日:1941-03-18
申请号:US30110339
申请日:1939-10-25
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
IPC: H03K4/28
CPC classification number: H03K4/28
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公开(公告)号:US2206990A
公开(公告)日:1940-07-09
申请号:US26848039
申请日:1939-04-18
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
IPC: H03H7/01
CPC classification number: H03H7/175 , H03H7/0115 , H03H7/1775
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公开(公告)号:US2206989A
公开(公告)日:1940-07-09
申请号:US26452539
申请日:1939-03-28
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
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公开(公告)号:US2204712A
公开(公告)日:1940-06-18
申请号:US16101737
申请日:1937-08-26
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
IPC: H03H7/38
CPC classification number: H03H7/383
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公开(公告)号:US2185388A
公开(公告)日:1940-01-02
申请号:US15629537
申请日:1937-07-29
Applicant: HAZELTINE CORP OF AMERICA
Inventor: WHEELER HAROLD A
IPC: H03G5/26
CPC classification number: H03G5/26
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公开(公告)号:US2182329A
公开(公告)日:1939-12-05
申请号:US14979537
申请日:1937-06-23
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
IPC: H03G1/04
CPC classification number: H03G1/04
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公开(公告)号:US2168461A
公开(公告)日:1939-08-08
申请号:US9165736
申请日:1936-07-21
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
IPC: H03G5/26
CPC classification number: H03G5/26
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公开(公告)号:US2167135A
公开(公告)日:1939-07-25
申请号:US20359638
申请日:1938-04-22
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
IPC: H03F1/50
CPC classification number: H03F1/50
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