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公开(公告)号:US2208920A
公开(公告)日:1940-07-23
申请号:US27732539
申请日:1939-06-03
Applicant: RCA CORP
Inventor: ALLEN VICTOR O
IPC: H01J9/04
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公开(公告)号:US2204391A
公开(公告)日:1940-06-11
申请号:US27090939
申请日:1939-04-29
Applicant: RCA CORP
Inventor: ALLEN VICTOR O
CPC classification number: H01J9/042 , H01J1/146 , Y10T428/2958
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公开(公告)号:US1993767A
公开(公告)日:1935-03-12
申请号:US44170330
申请日:1930-04-04
Applicant: RCA CORP
Inventor: ALLEN VICTOR O
IPC: H01J9/39
CPC classification number: H01J9/39
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公开(公告)号:US2144250A
公开(公告)日:1939-01-17
申请号:US4371435
申请日:1935-10-05
Applicant: RCA CORP
Inventor: ALLEN VICTOR O , JOSEPH JOHNSON
IPC: H01J1/146
CPC classification number: H01J1/146 , Y10S428/929 , Y10S428/935 , Y10T428/12833
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公开(公告)号:US2144249A
公开(公告)日:1939-01-17
申请号:US785335
申请日:1935-02-23
Applicant: RCA CORP
Inventor: ALLEN VICTOR O
IPC: H01J1/146
CPC classification number: H01J1/146 , Y10S428/935 , Y10T428/12611 , Y10T428/12618 , Y10T428/12667 , Y10T428/12812
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公开(公告)号:US2035109A
公开(公告)日:1936-03-24
申请号:US44369330
申请日:1930-04-12
Applicant: RCA CORP
Inventor: ALLEN VICTOR O
IPC: H01J1/22
CPC classification number: H01J1/22
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公开(公告)号:US2002653A
公开(公告)日:1935-05-28
申请号:US45529730
申请日:1930-05-24
Applicant: RCA CORP
Inventor: ALLEN VICTOR O
IPC: H01J1/20
CPC classification number: H01J1/20
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