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公开(公告)号:US2104784A
公开(公告)日:1938-01-11
申请号:US4965035
申请日:1935-11-14
Applicant: AEG
Inventor: ERICH WIEGAND , WILFRIED MEYER , HANS PULFRICH
CPC classification number: H01J5/40 , H01B1/08 , H01J5/04 , H01J5/32 , H01J5/46 , H01J19/02 , H01J2893/0001 , H01J2893/0035
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公开(公告)号:US2092769A
公开(公告)日:1937-09-14
申请号:US36383329
申请日:1929-05-17
Applicant: RCA CORP
Inventor: ARISTOTE MAVROGENIS
IPC: H01J19/02
CPC classification number: H01J19/02 , H01J2893/0001
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公开(公告)号:US2054252A
公开(公告)日:1936-09-15
申请号:US73539034
申请日:1934-07-16
Applicant: ISOLDE HAUSSER
Inventor: ISOLDE HAUSSER
CPC classification number: H03B9/02 , H01J19/02 , H01J25/68 , H01J2893/0001
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公开(公告)号:US2045648A
公开(公告)日:1936-06-30
申请号:US1612635
申请日:1935-04-13
Applicant: RCA CORP
Inventor: HENRY THOMAS J , JULIUS HIRMANN
IPC: H01J19/02
CPC classification number: H01J19/02 , H01J2893/0001
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公开(公告)号:US2000673A
公开(公告)日:1935-05-07
申请号:US41355529
申请日:1929-12-12
Applicant: WIRED RADIO INC
Inventor: TERMAN FREDERICK E
IPC: H01J19/02
CPC classification number: H01J19/02 , H01J2893/0001
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公开(公告)号:US1950456A
公开(公告)日:1934-03-13
申请号:US57408731
申请日:1931-11-10
Applicant: HYGRADE SYLVANIA CORP
Inventor: DEAN O'NEILL GEORGE
IPC: H01J19/02
CPC classification number: H01J19/02 , H01J2893/0001
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公开(公告)号:US1931874A
公开(公告)日:1933-10-24
申请号:US49184530
申请日:1930-10-29
Applicant: BELL TELEPHONE LABOR INC
Inventor: MENDENHALL HALLAM E
IPC: H01J19/02
CPC classification number: H01J19/02 , H01J2893/0001
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公开(公告)号:US1790313A
公开(公告)日:1931-01-27
申请号:US1790313D
IPC: H01J19/02
CPC classification number: H01J19/02 , H01J2893/0001
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公开(公告)号:US1740375A
公开(公告)日:1929-12-17
申请号:US4465425
申请日:1925-07-20
Applicant: GEN ELECTRIC
Inventor: SIMONDS DEWEY T
IPC: H01J19/02
CPC classification number: H01J19/02 , H01J2893/0001
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公开(公告)号:US1688991A
公开(公告)日:1928-10-23
申请号:US67134823
申请日:1923-10-29
Applicant: WESTERN ELECTRIC CO
Inventor: PAUL SCHWERIN
IPC: H01J19/02
CPC classification number: H01J19/02 , H01J2893/0001
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