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公开(公告)号:US2531544A
公开(公告)日:1950-11-28
申请号:US70821046
申请日:1946-11-07
Applicant: RCA CORP
Inventor: WENDT KARL R
IPC: H04N9/22
CPC classification number: H04N9/22
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2.Square coding wave generator for secret telecommunication systems 失效
Title translation: 用于秘密电信系统的平方编码波发生器公开(公告)号:US2406978A
公开(公告)日:1946-09-03
申请号:US54921644
申请日:1944-08-12
Applicant: RCA CORP
Inventor: WENDT KARL R , BEDFORD ALDA V
IPC: H04K1/02
CPC classification number: H04K1/02
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公开(公告)号:US2358545A
公开(公告)日:1944-09-19
申请号:US40478741
申请日:1941-07-31
Applicant: RCA CORP
Inventor: WENDT KARL R
IPC: H04N5/12
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公开(公告)号:US2326083A
公开(公告)日:1943-08-03
申请号:US38122841
申请日:1941-03-01
Applicant: RCA CORP
Inventor: WENDT KARL R
IPC: H04N5/16
CPC classification number: H04N5/165
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公开(公告)号:US2605350A
公开(公告)日:1952-07-29
申请号:US5624648
申请日:1948-10-23
Applicant: RCA CORP
Inventor: WENDT KARL R
IPC: H04N5/08
CPC classification number: H04N5/08
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公开(公告)号:US2550178A
公开(公告)日:1951-04-24
申请号:US71143546
申请日:1946-11-21
Applicant: RCA CORP
Inventor: WENDT KARL R
IPC: H04N5/18
CPC classification number: H04N5/185
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公开(公告)号:US2525106A
公开(公告)日:1950-10-10
申请号:US71143446
申请日:1946-11-21
Applicant: RCA CORP
Inventor: WENDT KARL R
IPC: H04N5/18
CPC classification number: H04N5/185
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公开(公告)号:US2487682A
公开(公告)日:1949-11-08
申请号:US64204646
申请日:1946-01-18
Applicant: RCA CORP
Inventor: WENDT KARL R
CPC classification number: H04L7/0083 , H04L7/06
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公开(公告)号:US2261787A
公开(公告)日:1941-11-04
申请号:US24857638
申请日:1938-12-30
Applicant: RCA CORP
Inventor: WENDT KARL R
IPC: H03F1/50
CPC classification number: H03F1/50
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