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公开(公告)号:US2299252A
公开(公告)日:1942-10-20
申请号:US39576441
申请日:1941-05-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H03D3/04
CPC classification number: H03D3/04
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公开(公告)号:US2274092A
公开(公告)日:1942-02-24
申请号:US20593038
申请日:1938-05-04
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H01J43/20
CPC classification number: H01J43/20
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公开(公告)号:US2268197A
公开(公告)日:1941-12-30
申请号:US31939340
申请日:1940-02-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
CPC classification number: G06G7/485 , H01J3/029 , H01J21/36 , H01J29/624 , H01J29/82
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34.Method and apparatus for obtaining 3-dimensional images from recorded standing wave patterns 失效
Title translation: 用于从记录的波形图中获取三维图像的方法和装置公开(公告)号:US3520584A
公开(公告)日:1970-07-14
申请号:US3520584D
申请日:1967-03-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: KOGELNIK HERWIG W , KOMPFNER RUDOLF , PIERCE JOHN R
CPC classification number: G03H1/00 , Y10S359/90
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公开(公告)号:US2959639A
公开(公告)日:1960-11-08
申请号:US56962556
申请日:1956-03-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
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公开(公告)号:US2947905A
公开(公告)日:1960-08-02
申请号:US47167354
申请日:1954-11-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H01J23/065 , H01J25/00
CPC classification number: H01J23/065 , H01J25/005
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公开(公告)号:US2843792A
公开(公告)日:1958-07-15
申请号:US34550353
申请日:1953-03-30
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H01J23/08 , H01J23/083 , H01J23/26 , H01J23/27 , H01J25/40
CPC classification number: H01J23/08 , H01J23/083 , H01J23/26 , H01J23/27 , H01J25/40
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公开(公告)号:US2841738A
公开(公告)日:1958-07-01
申请号:US32210452
申请日:1952-11-22
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H01J25/38
CPC classification number: H01J25/38
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公开(公告)号:US2792519A
公开(公告)日:1957-05-14
申请号:US30453652
申请日:1952-08-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
IPC: H01J23/26
CPC classification number: H01J23/26
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公开(公告)号:US2768328A
公开(公告)日:1956-10-23
申请号:US70781246
申请日:1946-11-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: PIERCE JOHN R
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