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公开(公告)号:US2649569A
公开(公告)日:1953-08-18
申请号:US18731750
申请日:1950-09-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: PEARSON GERALD L
IPC: G01R33/09
CPC classification number: G01R33/09
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公开(公告)号:US2389915A
公开(公告)日:1945-11-27
申请号:US42865442
申请日:1942-01-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: KLEIMACK JOSEPH J , PEARSON GERALD L
IPC: H01C7/04
CPC classification number: H01C7/04
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公开(公告)号:US2812446A
公开(公告)日:1957-11-05
申请号:US41427654
申请日:1954-03-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: PEARSON GERALD L
IPC: H01L27/144 , H01L31/00
CPC classification number: H01L27/1446 , H01L31/00
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公开(公告)号:US2780765A
公开(公告)日:1957-02-05
申请号:US41427354
申请日:1954-03-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: CHAPIN DARYL M , FULLER CALVIN S , PEARSON GERALD L
IPC: H01F41/02 , H01L21/00 , H01L21/288 , H01L31/00 , H01L31/0216 , H01L31/0224 , H01L31/068 , H01M10/44 , H01M10/46 , H02J7/35
CPC classification number: H02J7/35 , H01F41/0213 , H01L21/00 , H01L21/2885 , H01L31/00 , H01L31/02168 , H01L31/022425 , H01L31/068 , H01M10/44 , H01M10/465 , Y02E10/547 , Y10S136/291
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公开(公告)号:US2629800A
公开(公告)日:1953-02-24
申请号:US15618850
申请日:1950-04-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: PEARSON GERALD L
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公开(公告)号:US2421759A
公开(公告)日:1947-06-10
申请号:US51706144
申请日:1944-01-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: PEARSON GERALD L
IPC: H01C7/04
CPC classification number: H01C7/04
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公开(公告)号:US2396196A
公开(公告)日:1946-03-05
申请号:US48707943
申请日:1943-05-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: PEARSON GERALD L
IPC: H01C7/04
CPC classification number: H01C7/04
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公开(公告)号:US2391506A
公开(公告)日:1945-12-25
申请号:US43536042
申请日:1942-03-19
Applicant: BELL TELEPHONE LABOR INC
Inventor: PEARSON GERALD L
IPC: H01C7/04
CPC classification number: H01C7/04
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公开(公告)号:US2276864A
公开(公告)日:1942-03-17
申请号:US31173639
申请日:1939-12-30
Applicant: BELL TELEPHONE LABOR INC
Inventor: PEARSON GERALD L
IPC: H01C7/04
CPC classification number: H01C7/04 , Y10S428/913
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公开(公告)号:US2184847A
公开(公告)日:1939-12-26
申请号:US11752736
申请日:1936-12-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: PEARSON GERALD L
IPC: H01B1/00
CPC classification number: H01B1/00 , Y10S228/903 , Y10S228/904 , Y10T29/49098
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