SE318317B - - Google Patents
Info
- Publication number
- SE318317B SE318317B SE8559/64A SE855964A SE318317B SE 318317 B SE318317 B SE 318317B SE 8559/64 A SE8559/64 A SE 8559/64A SE 855964 A SE855964 A SE 855964A SE 318317 B SE318317 B SE 318317B
- Authority
- SE
- Sweden
- Prior art keywords
- switches
- lines
- line
- main exchange
- local
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL295403 | 1963-07-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE318317B true SE318317B (xx) | 1969-12-08 |
Family
ID=19754885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8559/64A SE318317B (xx) | 1963-07-16 | 1964-07-13 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3342946A (xx) |
AT (1) | AT254953B (xx) |
BE (1) | BE650520A (xx) |
CH (1) | CH420280A (xx) |
DE (1) | DE1262367C2 (xx) |
DK (1) | DK113154B (xx) |
GB (1) | GB1018237A (xx) |
NL (1) | NL295403A (xx) |
SE (1) | SE318317B (xx) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE43158C (de) * | F. HENSEL in Berlin | Ringschiffchen | ||
GB729158A (en) * | 1951-09-21 | 1955-05-04 | Cfmc | Improvements in the isolation of diazoamino derivatives |
-
0
- BE BE650520D patent/BE650520A/xx unknown
- NL NL295403D patent/NL295403A/xx unknown
-
1964
- 1964-07-11 DE DE1964N0025240 patent/DE1262367C2/de not_active Expired
- 1964-07-13 GB GB28755/64A patent/GB1018237A/en not_active Expired
- 1964-07-13 AT AT599964A patent/AT254953B/de active
- 1964-07-13 CH CH917764A patent/CH420280A/de unknown
- 1964-07-13 US US382233A patent/US3342946A/en not_active Expired - Lifetime
- 1964-07-13 SE SE8559/64A patent/SE318317B/xx unknown
- 1964-07-13 DK DK349964AA patent/DK113154B/da unknown
Also Published As
Publication number | Publication date |
---|---|
BE650520A (xx) | |
DE1262367B (de) | 1968-03-07 |
GB1018237A (en) | 1966-01-26 |
DE1262367C2 (de) | 1976-04-15 |
DK113154B (da) | 1969-02-24 |
NL295403A (xx) | |
US3342946A (en) | 1967-09-19 |
AT254953B (de) | 1967-06-12 |
CH420280A (de) | 1966-09-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1053349A (xx) | ||
GB1013594A (en) | Improvements in communication switching systems | |
GB1068227A (en) | Improvements in or relating to switching networks for use in telecommunications installations | |
GB687397A (en) | Improvements in or relating to telephone exchange systems | |
SE327219B (xx) | ||
GB963900A (en) | Telephone line concentrators or the like | |
GB741589A (en) | Improvements in or relating to automatic telephone exchange systems | |
SE318317B (xx) | ||
ES377981A1 (es) | Mejoras en los sistemas de seleccion para circuitos o equi-pos electricos. | |
GB836558A (en) | Improvements in or relating to automatic telephone systems | |
GB804042A (en) | Improvements in or relating to telephone systems | |
GB1019480A (en) | Circuit arrangement to release registers in telecommunication, particularly telephone systems | |
GB794815A (en) | Improvements in or relating to automatic telecommunication exchange | |
GB725733A (en) | Improvements in or relating to circuits for use in automatic telephone systems | |
US3341661A (en) | Equipment for operator served calls at an intermediate switching center | |
GB1480221A (en) | Telephone intercommunication systems | |
GB926972A (en) | A circuit arrangement for a telecommunication installation | |
GB1264576A (xx) | ||
GB915973A (en) | Improvements in or relating to automatic telephone switching systems | |
AU270728B2 (en) | Improvements relating top. b. x. final selector arrangements in automatic telephone exchange systems | |
GB925817A (en) | Improvements in or relating to circuit arrangements for characterising the origin oftrunk dialling calls in central evaluating arrangements | |
AU3357963A (en) | Improvements relating top. b. x. final selector arrangements in automatic telephone exchange systems | |
GB1074038A (en) | Improvements in or relating to telecommunications exchange systems | |
GB1024196A (en) | Circuit arrangement for pabxs with key-dialling and tie-lines to other pabxs | |
GB1022338A (en) | Electrical systems employing common equipment |