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公开(公告)号:US2356566A
公开(公告)日:1944-08-22
申请号:US44585242
申请日:1942-06-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: CLARK JAMES E , DOMALESKI JOSEPH V , RONCI VICTOR L
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公开(公告)号:US2342412A
公开(公告)日:1944-02-22
申请号:US40860641
申请日:1941-08-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: LITTLE JOHN B , RONCI VICTOR L
IPC: H01J19/36
CPC classification number: H01J19/36 , H01J2893/0027
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公开(公告)号:US2212929A
公开(公告)日:1940-08-27
申请号:US21118438
申请日:1938-06-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: CLARK JAMES E , EKSTRAND STURE O , RONCI VICTOR L
CPC classification number: H01J19/34 , H01J19/42 , H01J2893/0002 , H01J2893/0004
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公开(公告)号:US2105507A
公开(公告)日:1938-01-18
申请号:US9083336
申请日:1936-07-16
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:US2105472A
公开(公告)日:1938-01-18
申请号:US8875636
申请日:1936-07-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: CLARK JAMES E , EKSTRAND STURE O , RONCI VICTOR L
IPC: H01J19/34
CPC classification number: H01J19/34 , H01J2893/0004
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公开(公告)号:US2082120A
公开(公告)日:1937-06-01
申请号:US72368534
申请日:1934-05-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: RONCI VICTOR L
IPC: H01J1/18
CPC classification number: H01J1/18
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公开(公告)号:US1981668A
公开(公告)日:1934-11-20
申请号:US53944431
申请日:1931-05-23
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:US1961393A
公开(公告)日:1934-06-05
申请号:US41316429
申请日:1929-12-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: RONCI VICTOR L , ERICSSON HARRY W
IPC: H01J19/28
CPC classification number: H01J19/28 , H01J2893/0013
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