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公开(公告)号:US2470732A
公开(公告)日:1949-05-17
申请号:US50913643
申请日:1943-11-05
Applicant: HARTFORD NAT BANK & TRUST CO
Inventor: FRANCISCO VISSCHER JUAN
CPC classification number: H03B7/04 , H01J19/00 , H01J2893/001
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公开(公告)号:US2460062A
公开(公告)日:1949-01-25
申请号:US63032045
申请日:1945-11-23
Applicant: PHILCO CORP
Inventor: CHARTON PAUL W
IPC: H01J19/00
CPC classification number: H01J19/00 , H01J2893/001
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公开(公告)号:US2420345A
公开(公告)日:1947-05-13
申请号:US48010143
申请日:1943-03-22
Applicant: HARTFORD NAT BANK & TRUST CO
IPC: H01J19/00
CPC classification number: H01J19/00 , H01J2893/001
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公开(公告)号:US2111625A
公开(公告)日:1938-03-22
申请号:US4329835
申请日:1935-10-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: HEISING RAYMOND A
CPC classification number: H01J21/02 , H01J19/00 , H01J31/04 , H01J2893/001 , H03B13/00
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公开(公告)号:US2072370A
公开(公告)日:1937-03-02
申请号:US65765133
申请日:1933-02-20
Applicant: TELEFUNKEN GMBH
Inventor: GUNTHER JOBST , DIETRICH PRINZ
IPC: H01J19/00
CPC classification number: H01J19/00 , H01J2893/001
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公开(公告)号:US2059810A
公开(公告)日:1936-11-03
申请号:US72621134
申请日:1934-05-18
Applicant: TELEFUNKEN GMBH
Inventor: HORST ROTHE
IPC: H01J19/00
CPC classification number: H01J19/00 , H01J2893/001
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公开(公告)号:US2058878A
公开(公告)日:1936-10-27
申请号:US65515033
申请日:1933-02-04
Applicant: GILLES HOLST , TELLEGEN BERNARDUS D H
Inventor: GILLES HOLST , TELLEGEN BERNARDUS D H
IPC: H01J19/00
CPC classification number: H01J19/00 , H01J2893/001
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公开(公告)号:US1682775A
公开(公告)日:1928-09-04
申请号:US72678424
申请日:1924-07-18
Applicant: FIRM DR ERICH F HUTH GES M B H
Inventor: HENNY COHN
IPC: H01J19/00
CPC classification number: H01J19/00 , H01J2893/001
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