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公开(公告)号:US2048230A
公开(公告)日:1936-07-21
申请号:US52157731
申请日:1931-03-10
Applicant: RCA CORP
Inventor: SNOW HAROLD A
IPC: H01J21/12
CPC classification number: H01J21/12 , H01J2893/0032
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公开(公告)号:US2048226A
公开(公告)日:1936-07-21
申请号:US54829531
申请日:1931-07-02
Applicant: RCA CORP
Inventor: SNOW HAROLD A
IPC: H01J21/12
CPC classification number: H01J21/12 , H01J2893/0032
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公开(公告)号:US2294298A
公开(公告)日:1942-08-25
申请号:US34974640
申请日:1940-08-02
Applicant: RCA CORP
Inventor: HEROLD EDWARD W
IPC: H01J21/12
CPC classification number: H01J21/12 , H01J2893/0032
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公开(公告)号:US2201695A
公开(公告)日:1940-05-21
申请号:US24628938
申请日:1938-12-17
Applicant: RCA CORP
Inventor: HENDRIK JONKER JOHAN LODEWIJK
IPC: H01J21/12
CPC classification number: H01J21/12 , H01J2893/0032
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公开(公告)号:US2016760A
公开(公告)日:1935-10-08
申请号:US66220333
申请日:1933-03-23
Applicant: HAZELTINE CORP
Inventor: WHEELER HAROLD A
CPC classification number: H01J19/42 , H01J21/12 , H01J2893/0002 , H01J2893/0032
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公开(公告)号:US1839904A
公开(公告)日:1932-01-05
申请号:US12912026
申请日:1926-08-14
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor: LEE SUTHERLIN
IPC: H01J21/12
CPC classification number: H01J21/12 , H01J2893/0032
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公开(公告)号:US2795731A
公开(公告)日:1957-06-11
申请号:US39612053
申请日:1953-12-04
Applicant: KAISER AIRCRAFT & ELECTRONICS
Inventor: ROSS AIKEN WILLIAM
CPC classification number: H04N9/16 , H01J21/12 , H01J29/74 , H01J31/124 , H01J31/128 , H01J2893/0032
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公开(公告)号:US2293124A
公开(公告)日:1942-08-18
申请号:US28652739
申请日:1939-07-26
Applicant: EWING JR EDWIN C
Inventor: EWING JR EDWIN C
IPC: H01J21/12
CPC classification number: H01J21/12 , H01J2893/0032
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公开(公告)号:US2239388A
公开(公告)日:1941-04-22
申请号:US24629038
申请日:1938-12-17
Applicant: RCA CORP
Inventor: HENDRIK JONKER JOHAN LODEWIJK
IPC: H01J21/12
CPC classification number: H01J21/12 , H01J2893/0032
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公开(公告)号:US2075202A
公开(公告)日:1937-03-30
申请号:US6799936
申请日:1936-03-10
Applicant: PHILIPS NV
Inventor: HENDRIK JONKER JOHAN LODEWIJK
IPC: H01J21/12
CPC classification number: H01J21/12 , H01J2893/0032
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