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1.Amplifier with circuitry for producing a constant input signal level indication 失效
Title translation: 具有用于产生恒定输入信号电平指示的电路的放大器公开(公告)号:US3187265A
公开(公告)日:1965-06-01
申请号:US3693160
申请日:1960-06-17
Applicant: PHILIPS CORP
Inventor: WILLEM HERMES
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公开(公告)号:US3042839A
公开(公告)日:1962-07-03
申请号:US84958259
申请日:1959-10-29
Applicant: PHILIPS CORP
Inventor: WILLEM HERMES
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公开(公告)号:US3105942A
公开(公告)日:1963-10-01
申请号:US85773559
申请日:1959-12-07
Applicant: PHILIPS CORP
Inventor: WILLEM HERMES
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公开(公告)号:US2794921A
公开(公告)日:1957-06-04
申请号:US46696754
申请日:1954-11-05
Applicant: PHILIPS CORP
Inventor: WILLEM HERMES
IPC: H03B5/34
CPC classification number: H03B5/34
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公开(公告)号:US2794919A
公开(公告)日:1957-06-04
申请号:US40050653
申请日:1953-12-28
Applicant: PHILIPS CORP
Inventor: JOHANNES ENSINK , WILLEM HERMES
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6.Communication system having level control means for repeaters connected along a transmission cable 失效
Title translation: 具有用于沿着传输电缆连接的中继器的电平控制装置的通信系统公开(公告)号:US3414688A
公开(公告)日:1968-12-03
申请号:US43164265
申请日:1965-02-10
Applicant: PHILIPS CORP
Inventor: WILLEM HERMES , FREDERICK LANSU JOSEPH , JAN VERHAGEN
IPC: H04B3/10
CPC classification number: H04B3/10
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7.Transmission system having a plurality of separate parallel transmission lines and common control of intermediate repeater stations in the transmission lines 失效
Title translation: 传输系统具有多条单独的并行传输线和传输线中的中间中继站的公共控制公开(公告)号:US3414687A
公开(公告)日:1968-12-03
申请号:US43153565
申请日:1965-02-10
Applicant: PHILIPS CORP
Inventor: WILLEM HERMES , JAN VERHAGEN
IPC: H04B3/10
CPC classification number: H04B3/10
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公开(公告)号:US2951993A
公开(公告)日:1960-09-06
申请号:US71143658
申请日:1958-01-27
Applicant: PHILIPS CORP
Inventor: WILLEM HERMES , JOHANNES ENSINK
IPC: H03B5/34
CPC classification number: H03B5/34
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公开(公告)号:US2820144A
公开(公告)日:1958-01-14
申请号:US46974254
申请日:1954-11-18
Applicant: PHILIPS CORP
Inventor: WILLEM HERMES
IPC: H03B5/34
CPC classification number: H03B5/34
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