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公开(公告)号:US2644112A
公开(公告)日:1953-06-30
申请号:US25985751
申请日:1951-12-04
Applicant: NCR CO
Inventor: DESCH JOSEPH R
CPC classification number: H03K21/02 , H01J17/44 , H01J2893/0068
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公开(公告)号:US2451812A
公开(公告)日:1948-10-19
申请号:US52302444
申请日:1944-02-19
Applicant: NCR CO
Inventor: DESCH JOSEPH R , GULDEN ERNEST V , MUMMA ROBERT E
IPC: H04L19/00
CPC classification number: H04L19/00
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公开(公告)号:US2871408A
公开(公告)日:1959-01-27
申请号:US35013353
申请日:1953-04-21
Applicant: NCR CO
Inventor: DESCH JOSEPH R
CPC classification number: H03K23/82 , H01J17/44 , H01J2893/0068
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公开(公告)号:US2644111A
公开(公告)日:1953-06-30
申请号:US25985651
申请日:1951-12-04
Applicant: NCR CO
Inventor: DESCH JOSEPH R
IPC: H03K21/02
CPC classification number: H03K21/02
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公开(公告)号:US2467257A
公开(公告)日:1949-04-12
申请号:US53504044
申请日:1944-05-11
Applicant: NCR CO
Inventor: DESCH JOSEPH R , GULDEN ERNEST V
IPC: G08C19/18
CPC classification number: G08C19/18
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公开(公告)号:US2556614A
公开(公告)日:1951-06-12
申请号:US50632043
申请日:1943-10-15
Applicant: NCR CO
Inventor: DESCH JOSEPH R , MUMMA ROBERT E
IPC: G08C19/18
CPC classification number: G08C19/18
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公开(公告)号:US2425307A
公开(公告)日:1947-08-12
申请号:US45854642
申请日:1942-09-16
Applicant: NCR CO
Inventor: DESCH JOSEPH R , GULDEN ERNEST V , MUMMA ROBERT E
IPC: H04L19/00
CPC classification number: H04L19/00
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公开(公告)号:US2403852A
公开(公告)日:1946-07-09
申请号:US36471440
申请日:1940-11-07
Applicant: NCR CO
Inventor: DESCH JOSEPH R
IPC: G08C19/18
CPC classification number: G08C19/18
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公开(公告)号:US2717334A
公开(公告)日:1955-09-06
申请号:US35013253
申请日:1953-04-21
Applicant: NCR CO
Inventor: DESCH JOSEPH R
IPC: H03K23/82
CPC classification number: H03K23/82
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