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公开(公告)号:US2592549A
公开(公告)日:1952-04-15
申请号:US10835649
申请日:1949-08-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: EKSTRAND STURE O , RONCI VICTOR L
IPC: H01J19/28
CPC classification number: H01J19/28 , H01J2893/0013
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公开(公告)号:US2494693A
公开(公告)日:1950-01-17
申请号:US71817046
申请日:1946-12-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: EKSTRAND STURE O , CHARLES MAGGS , RONCI VICTOR L
IPC: H01J25/24
CPC classification number: H01J25/24
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公开(公告)号:US2442378A
公开(公告)日:1948-06-01
申请号:US61834445
申请日:1945-09-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: RONCI VICTOR L
IPC: H01J19/42
CPC classification number: H01J19/42 , H01J2893/0002
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公开(公告)号:US2304657A
公开(公告)日:1942-12-08
申请号:US31128039
申请日:1939-12-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: RONCI VICTOR L , STRATTON WILLIAM D
IPC: H01J5/24
CPC classification number: H01J5/24 , H01J2893/0039
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公开(公告)号:US2267450A
公开(公告)日:1941-12-23
申请号:US35403640
申请日:1940-08-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: EKSTRAND STURE O , RONCI VICTOR L
IPC: H01J19/40
CPC classification number: H01J19/40
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公开(公告)号:US2141378A
公开(公告)日:1938-12-27
申请号:US75092834
申请日:1934-11-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: CLARK JAMES E , RONCI VICTOR L
IPC: H01J19/42
CPC classification number: H01J19/42 , H01J2893/0002
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公开(公告)号:US2125316A
公开(公告)日:1938-08-02
申请号:US6225336
申请日:1936-02-04
Applicant: BELL TELEPHONE LABOR INC
Inventor: RONCI VICTOR L
CPC classification number: H01J9/40 , H01J5/26 , H01J2893/0043 , Y10S65/04
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公开(公告)号:US2119559A
公开(公告)日:1938-06-07
申请号:US3298535
申请日:1935-07-25
Applicant: BELL TELEPHONE LABOR INC
Inventor: RONCI VICTOR L
IPC: H01J29/82
CPC classification number: H01J29/82
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公开(公告)号:US2114439A
公开(公告)日:1938-04-19
申请号:US8875536
申请日:1936-07-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: CLARK JAMES E , RONCI VICTOR L
IPC: H01J5/42
CPC classification number: H01J5/42 , H01J2893/0034
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公开(公告)号:US1986533A
公开(公告)日:1935-01-01
申请号:US38437629
申请日:1929-08-08
Applicant: BELL TELEPHONE LABOR INC
Inventor: RONCI VICTOR L , WILSON JAMES R , CHARLES DEPEW
IPC: H01J9/06
CPC classification number: H01J9/06 , Y10S118/22
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