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公开(公告)号:US2055897A
公开(公告)日:1936-09-29
申请号:US73240434
申请日:1934-06-26
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
IPC: H01J19/52
CPC classification number: H01J19/52 , H01J2893/0009
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公开(公告)号:US2014843A
公开(公告)日:1935-09-17
申请号:US68343433
申请日:1933-08-03
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
CPC classification number: H01J5/54
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公开(公告)号:US2719544A
公开(公告)日:1955-10-04
申请号:US14042950
申请日:1950-01-25
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
CPC classification number: B21F23/00 , B21F27/124 , H01J19/00 , H01J2893/0025
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公开(公告)号:US1988384A
公开(公告)日:1935-01-15
申请号:US71343534
申请日:1934-03-01
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
IPC: H05B6/40
CPC classification number: H05B6/40
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公开(公告)号:US1976561A
公开(公告)日:1934-10-09
申请号:US68534733
申请日:1933-08-16
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
CPC classification number: H01J5/50
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公开(公告)号:US2404070A
公开(公告)日:1946-07-16
申请号:US56675344
申请日:1944-12-05
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
IPC: H01J1/15
CPC classification number: H01J1/15 , Y10T428/12347 , Y10T428/12361 , Y10T428/12944
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公开(公告)号:US2370538A
公开(公告)日:1945-02-27
申请号:US47690643
申请日:1943-02-24
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
IPC: H01J9/06
CPC classification number: H01J9/06
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公开(公告)号:US2094654A
公开(公告)日:1937-10-05
申请号:US8761136
申请日:1936-06-27
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
IPC: H01J19/52
CPC classification number: H01J19/52 , H01J2893/0009
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公开(公告)号:US2027730A
公开(公告)日:1936-01-14
申请号:US72622934
申请日:1934-05-18
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
CPC classification number: H01R33/7628
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公开(公告)号:US2380525A
公开(公告)日:1945-07-31
申请号:US51729144
申请日:1944-01-05
Applicant: RCA CORP
Inventor: JULIUS HIRMANN
IPC: H01J9/04
CPC classification number: H01J9/04 , Y10T428/12188
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