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公开(公告)号:US2116672A
公开(公告)日:1938-05-10
申请号:US9729236
申请日:1936-08-21
Applicant: GEN ELECTRIC
Inventor: HANS EWEST , GEORG GAIDIES
IPC: H01J61/64
CPC classification number: H01J61/64
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公开(公告)号:US2004585A
公开(公告)日:1935-06-11
申请号:US60316832
申请日:1932-04-04
Applicant: GEN ELECTRIC
Inventor: MARCELLO PIRANI , HANS EWEST , GEORG GAIDIES
IPC: H01J61/54
CPC classification number: H01J61/545 , Y10S315/01
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公开(公告)号:US1951137A
公开(公告)日:1934-03-13
申请号:US57021831
申请日:1931-10-21
Applicant: GEN ELECTRIC
Inventor: HANS EWEST , GEORG GAIDIES
IPC: H01J61/10
CPC classification number: H01J61/10
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公开(公告)号:US1930148A
公开(公告)日:1933-10-10
申请号:US48222230
申请日:1930-09-16
Applicant: GEN ELECTRIC
Inventor: MARCELLO PIRANI , HANS EWEST , MARTIN REGER
IPC: H01J61/28
CPC classification number: H01J61/28
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公开(公告)号:US1930123A
公开(公告)日:1933-10-10
申请号:US47686630
申请日:1930-08-21
Applicant: GEN ELECTRIC
Inventor: HANS EWEST , MARCELLO PIRANI
IPC: H05B41/04
CPC classification number: H05B41/04 , Y10S315/05
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公开(公告)号:US1905831A
公开(公告)日:1933-04-25
申请号:US37700929
申请日:1929-07-09
Applicant: GEN ELECTRIC
Inventor: HANS EWEST , MARCELLO PIRANI
IPC: H01J61/28
CPC classification number: H01J61/28
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公开(公告)号:US2152989A
公开(公告)日:1939-04-04
申请号:US12305837
申请日:1937-01-29
Applicant: GEN ELECTRIC
Inventor: HANS EWEST , HERMANN KREFFT , KURT LARCHE
IPC: C09K11/02
CPC classification number: C09K11/025
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公开(公告)号:US2009223A
公开(公告)日:1935-07-23
申请号:US72752934
申请日:1934-05-25
Applicant: GEN ELECTRIC
Inventor: HANS EWEST
IPC: C09K11/02
CPC classification number: C09K11/025
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公开(公告)号:US1961749A
公开(公告)日:1934-06-05
申请号:US56001631
申请日:1931-08-28
Applicant: GEN ELECTRIC
Inventor: HANS EWEST
IPC: H05B41/19
CPC classification number: H05B41/19 , Y10S315/01
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公开(公告)号:US1930122A
公开(公告)日:1933-10-10
申请号:US41633329
申请日:1929-12-26
Applicant: GEN ELECTRIC
Inventor: HANS EWEST , PETER HERRE
CPC classification number: H01J17/04 , H01J17/40 , H01J2893/0067
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