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公开(公告)号:US3483130A
公开(公告)日:1969-12-09
申请号:US3483130D
申请日:1967-06-07
Applicant: ERICSSON TELEFON AB L M
Inventor: LAGERCRANTZ BENGT AKE , NORDIN BENGT ANDERS
CPC classification number: H01G9/022
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172.Automatic telephone exchange for subscriber's instruments with push button keysending 失效
Title translation: 自动电话交换机用于用户按键的用户手册公开(公告)号:US3478172A
公开(公告)日:1969-11-11
申请号:US3478172D
申请日:1965-06-03
Applicant: ERICSSON TELEFON AB L M
Inventor: BJORK HAROLD JOHN CARL , KILANDER SVEN GUSTAV INGEMAR
CPC classification number: H04Q3/42
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公开(公告)号:US3460129A
公开(公告)日:1969-08-05
申请号:US3460129D
申请日:1965-02-24
Applicant: ERICSSON TELEFON AB L M
Inventor: THORVALDSSON KURT EGRON
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公开(公告)号:US3433914A
公开(公告)日:1969-03-18
申请号:US67810867
申请日:1967-10-25
Applicant: ERICSSON TELEFON AB L M
Inventor: ERICSSON ERIC R
IPC: H01H1/24 , H01H13/22 , H01H13/36 , H01H13/40 , H01R12/70 , H02B1/00 , H04M1/23 , H01H3/12 , H01H3/14 , H01H13/64
CPC classification number: H04M1/23 , H01H1/245 , H01H13/22 , H01R12/58 , H01R12/7076
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175.Circuit arrangement for group selectors in automatic telephone exchanges 失效
Title translation: 自动电话交换机组选择器的电路布置公开(公告)号:US3426157A
公开(公告)日:1969-02-04
申请号:US3426157D
申请日:1967-07-27
Applicant: ERICSSON TELEFON AB L M
Inventor: JACOBAEUS ANTON CHRISTIAN
CPC classification number: H04Q3/0004
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176.Line circuit having solid state means with marker for estab-lishing connections 失效
Title translation: 具有固态装置的线路电路,具有用于建立连接的标记公开(公告)号:US3412210A
公开(公告)日:1968-11-19
申请号:US47126865
申请日:1965-07-12
Applicant: ERICSSON TELEFON AB L M
Inventor: HERBERT EDSTROM NILS
IPC: H04Q3/00
CPC classification number: H04Q3/00
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公开(公告)号:US3412208A
公开(公告)日:1968-11-19
申请号:US48667365
申请日:1965-09-13
Applicant: ERICSSON TELEFON AB L M
Inventor: WILHELM JACOB WALTER EMIL
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178.Circuit arrangement for supervising the terminal equipment belonging to a junction line extending between two telephone exchanges 失效
Title translation: 用于监视属于在两个电话交换机之间延伸的连接线的终端设备的电路装置公开(公告)号:US3398243A
公开(公告)日:1968-08-20
申请号:US48325865
申请日:1965-08-27
Applicant: ERICSSON TELEFON AB L M
Inventor: HERBERT EDSTROM NILS
IPC: H04Q3/00
CPC classification number: H04Q3/0016
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公开(公告)号:US3397368A
公开(公告)日:1968-08-13
申请号:US47514565
申请日:1965-07-27
Applicant: ERICSSON TELEFON AB L M
Inventor: WILHELM JACOB WALTER EMIL
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公开(公告)号:US3392305A
公开(公告)日:1968-07-09
申请号:US54033166
申请日:1966-04-05
Applicant: ERICSSON TELEFON AB L M
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