-
公开(公告)号:US3118021A
公开(公告)日:1964-01-14
申请号:US84908459
申请日:1959-10-27
Applicant: ERICSSON TELEFON AB L M
IPC: H04Q1/10
-
公开(公告)号:US3060274A
公开(公告)日:1962-10-23
申请号:US70390157
申请日:1957-12-19
Applicant: ERICSSON TELEFON AB L M
Inventor: VALDEMAR ALEXANDERSSON HARALD
IPC: H01H67/32
CPC classification number: H01H67/32
-
公开(公告)号:US2887539A
公开(公告)日:1959-05-19
申请号:US60720656
申请日:1956-08-30
Applicant: ERICSSON TELEFON AB L M
Inventor: VALDEMAR ALEXANDERSSON HARALD , OSCAR SOHLBERG CARL
IPC: H04M1/34
CPC classification number: H04M1/34
-
4.Switching arrangement in coin collectors for telephone systems 失效
Title translation: 用于电话系统的硬币收集器的切换装置公开(公告)号:US2133523A
公开(公告)日:1938-10-18
申请号:US4581635
申请日:1935-10-19
Applicant: ERICSSON TELEFON AB L M
Inventor: VALDEMAR ALEXANDERSSON HARALD , HUGO BLOMBERG KNUT
IPC: H04M17/02
CPC classification number: H04M17/023
-
5.Circuit arrangement for operation of a satellite exchange in an automatic telephone system 失效
Title translation: 用于在自动电话系统中操作卫星交换机的电路装置公开(公告)号:US3140354A
公开(公告)日:1964-07-07
申请号:US6752660
申请日:1960-11-07
Applicant: ERICSSON TELEFON AB L M
IPC: H04Q3/00
CPC classification number: H04Q3/0004
-
公开(公告)号:US2767251A
公开(公告)日:1956-10-16
申请号:US49299655
申请日:1955-03-08
Applicant: ERICSSON TELEFON AB L M
Inventor: VALDEMAR ALEXANDERSSON HARALD
IPC: H04M1/31
CPC classification number: H04M1/31
-
公开(公告)号:US2045682A
公开(公告)日:1936-06-30
申请号:US67305733
申请日:1933-05-26
Applicant: ERICSSON TELEFON AB L M
Inventor: VALDEMAR ALEXANDERSSON HARALD
IPC: H04Q5/16
CPC classification number: H04Q5/16
-
公开(公告)号:US3133177A
公开(公告)日:1964-05-12
申请号:US8490961
申请日:1961-01-25
Applicant: ERICSSON TELEFON AB L M
Inventor: VALDEMAR ALEXANDERSSON HARALD
IPC: H01H1/24
CPC classification number: H01H1/245
-
公开(公告)号:US3096422A
公开(公告)日:1963-07-02
申请号:US544260
申请日:1960-01-29
Applicant: ERICSSON TELEFON AB L M
Inventor: VALDEMAR ALEXANDERSSON HARALD , KURT DIETSCH ARNE
IPC: H01H67/26
CPC classification number: H01H67/26
-
公开(公告)号:US2817709A
公开(公告)日:1957-12-24
申请号:US54593055
申请日:1955-11-09
Applicant: ERICSSON TELEFON AB L M
Inventor: VALDEMAR ALEXANDERSSON HARALD
IPC: H04M17/02
CPC classification number: H04M17/023
-
-
-
-
-
-
-
-
-