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公开(公告)号：US2512373A
公开(公告)日：1950-06-20
申请号：US8361249
申请日：1949-03-26
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor： PAKALA WILLIAM E , ROSE HERBERT A
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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公开(公告)号：US2196401A
公开(公告)日：1940-04-09
申请号：US19277438
申请日：1938-02-26
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor： JOSEPH SLEPIAN , PAKALA WILLIAM E
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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公开(公告)号：US2151576A
公开(公告)日：1939-03-21
申请号：US8981936
申请日：1936-07-09
Applicant: GEN ELECTRIC
Inventor： WHITAKER FRANK P
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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公开(公告)号：US2085843A
公开(公告)日：1937-07-06
申请号：US61818432
申请日：1932-06-20
Applicant: ALLIS CHALMERS MFG CO
Inventor： HAROLD WINOGRAD , KAEGI EMIL M
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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公开(公告)号：US1943242A
公开(公告)日：1934-01-09
申请号：US53540931
申请日：1931-05-06
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor： MATHEWS JOHN T
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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Patent Agency Ranking
公开(公告)号：US1602910A
公开(公告)日：1926-10-12
申请号：US56492622
申请日：1922-05-31
Applicant: BBC BROWN BOVERI & CIE
Inventor： JOHANN KUBLER
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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公开(公告)号：US3404301A
公开(公告)日：1968-10-01
申请号：US47684165
申请日：1965-08-03
Applicant: FILIPP IVANOVICH BUTAEV , NIKOLAI SEMENOVICH KLIMOV , ALEXEI ALEXANDROVICH PERTSEV , NIKOLAI PAVLOVICH STEPANOV , ALEXANDR MIKHAILOVICH SHEMAEV , ILYA DMITRIEVICH SHKOLIN
Inventor： IVANOVICH BUTAEV FILIPP , SEMENOVICH KLIMOV NIKOLAI , ALEXANDROVICH PERTSEV ALEXEI , PAVLOVICH STEPANOV NIKOLAI , MIKHAILOVICH SHEMAEV ALEXANDR , DMITRIEVICH SHKOLIN ILYA
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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公开(公告)号：US2612613A
公开(公告)日：1952-09-30
申请号：US14617950
申请日：1950-02-25
Applicant: GEN ELECTRIC
Inventor： STEINER HARRY C
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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公开(公告)号：US1933859A
公开(公告)日：1933-11-07
申请号：US60801232
申请日：1932-04-28
Applicant: BBC BROWN BOVERI & CIE
Inventor： ERWIN KERN
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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公开(公告)号：US1908949A
公开(公告)日：1933-05-16
申请号：US53783231
申请日：1931-05-16
Applicant: BBC BROWN BOVERI & CIE
Inventor： WILLI BOVERI , ARMIN LEUTHOLD
IPC: H01J13/20
CPC classification number: H01J13/20 , H01J2893/0092
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