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公开(公告)号:US2349255A
公开(公告)日:1944-05-23
申请号:US41846941
申请日:1941-11-10
Applicant: HIRSCH EPSTEIN
Inventor: HIRSCH EPSTEIN
CPC classification number: H01R33/0809 , H01J5/48
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公开(公告)号:US1402585A
公开(公告)日:1922-01-03
申请号:US45033421
申请日:1921-03-07
Applicant: HIRSCH EPSTEIN , MITNICK JACOB J , BERNSTEIN JOSEPH M
Inventor: HIRSCH EPSTEIN , MITNICK JACOB J , BERNSTEIN JOSEPH M
IPC: F02M1/00
CPC classification number: F02M1/00 , F02M2700/435
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公开(公告)号:US2664553A
公开(公告)日:1953-12-29
申请号:US18482750
申请日:1950-09-14
Applicant: HIRSCH EPSTEIN
Inventor: HIRSCH EPSTEIN
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公开(公告)号:US2282325A
公开(公告)日:1942-05-12
申请号:US22201338
申请日:1938-07-29
Applicant: HIRSCH EPSTEIN
Inventor: HIRSCH EPSTEIN
IPC: H01J61/64
CPC classification number: H01J61/64
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公开(公告)号:US2220895A
公开(公告)日:1940-11-12
申请号:US8374636
申请日:1936-06-05
Applicant: HIRSCH EPSTEIN
Inventor: HIRSCH EPSTEIN
IPC: H01J61/40
CPC classification number: H01J61/40 , Y10S116/41
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6.
公开(公告)号:US2668279A
公开(公告)日:1954-02-02
申请号:US16875950
申请日:1950-06-17
Applicant: HIRSCH EPSTEIN
Inventor: HIRSCH EPSTEIN
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公开(公告)号:US2534762A
公开(公告)日:1950-12-19
申请号:US61057845
申请日:1945-08-13
Applicant: HIRSCH EPSTEIN
Inventor: HIRSCH EPSTEIN
IPC: H01J17/06
CPC classification number: H01J17/066 , H01J2893/0066
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公开(公告)号:US2332138A
公开(公告)日:1943-10-19
申请号:US39775741
申请日:1941-06-12
Applicant: HIRSCH EPSTEIN
Inventor: HIRSCH EPSTEIN
CPC classification number: G09F13/04 , G09F7/08 , Y10S362/812
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