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公开(公告)号:US2223523A
公开(公告)日:1940-12-03
申请号:US24070338
申请日:1938-11-16
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor: LUDWIG LEON R
CPC classification number: H01J13/34 , H01J13/48 , H01J2893/0087
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公开(公告)号:US2202728A
公开(公告)日:1940-05-28
申请号:US30139439
申请日:1939-10-26
Applicant: GEN ELECTRIC
Inventor: BEDFORD BURNICE D , MOYER ELMO E
IPC: H02M7/15
CPC classification number: H02M7/15 , H01J2893/0087
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公开(公告)号:US2191249A
公开(公告)日:1940-02-20
申请号:US20233238
申请日:1938-04-15
Applicant: PHILIPS NV
Inventor: JOHAN DRUYVESTEYN MARI , TOM JURRIAANSE
CPC classification number: H01J13/34 , H01J13/48 , H01J2893/0087
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公开(公告)号:US2093883A
公开(公告)日:1937-09-21
申请号:US4885635
申请日:1935-11-08
Applicant: GEN ELECTRIC
Inventor: ELDER FRANK R
CPC classification number: H05B41/232 , H01J2893/0087
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公开(公告)号:US2059014A
公开(公告)日:1936-10-27
申请号:US64173832
申请日:1932-11-08
Applicant: GEN ELECTRIC
Inventor: MORTON LYSLE W
CPC classification number: H01J13/34 , H01J13/48 , H01J2893/0087
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166.
公开(公告)号:US1980459A
公开(公告)日:1934-11-13
申请号:US59413932
申请日:1932-02-19
Applicant: WHITE EDWIN L
Inventor: WHITE EDWIN L
CPC classification number: H01J13/34 , H01J13/48 , H01J2893/0087
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公开(公告)号:US1975164A
公开(公告)日:1934-10-02
申请号:US67323833
申请日:1933-05-27
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor: LUDWIG LEON R
CPC classification number: H01J13/34 , H01J13/48 , H01J2893/0087
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公开(公告)号:US1869207A
公开(公告)日:1932-07-26
申请号:US41720829
申请日:1929-12-28
Applicant: GEN ELECTRIC
Inventor: MARTIN HAROLD M
IPC: H01J13/48
CPC classification number: H01J13/48 , H01J2893/0087
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公开(公告)号:US1227766A
公开(公告)日:1917-05-29
申请号:US3979615
申请日:1915-07-14
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor: FARNSWORTH SIDNEY W
CPC classification number: H01J2893/0087
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公开(公告)号:US1119420A
公开(公告)日:1914-12-01
申请号:US1914819780
申请日:1914-02-19
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor: FROST LESLIE E
CPC classification number: H01J2893/0087
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