GB1117828A - Selection systems for circuits or electric equipment and automatic telecommunicationexchanges - Google Patents
Selection systems for circuits or electric equipment and automatic telecommunicationexchangesInfo
- Publication number
- GB1117828A GB1117828A GB55219/66A GB5521966A GB1117828A GB 1117828 A GB1117828 A GB 1117828A GB 55219/66 A GB55219/66 A GB 55219/66A GB 5521966 A GB5521966 A GB 5521966A GB 1117828 A GB1117828 A GB 1117828A
- Authority
- GB
- United Kingdom
- Prior art keywords
- markers
- coupler
- dec
- units
- controlled
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
- H04Q1/22—Automatic arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Exchange Systems With Centralized Control (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR41979A FR1476619A (fr) | 1965-12-13 | 1965-12-13 | Perfectionnements aux systèmes de sélection pour circuits ou équipements électriques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1117828A true GB1117828A (en) | 1968-06-26 |
Family
ID=8595280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB55219/66A Expired GB1117828A (en) | 1965-12-13 | 1966-12-09 | Selection systems for circuits or electric equipment and automatic telecommunicationexchanges |
Country Status (8)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3701863A (en) * | 1970-12-11 | 1972-10-31 | Bell Telephone Labor Inc | Switching network test circuit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2383794A (en) * | 1944-01-05 | 1945-08-28 | American Telephone & Telegraph | Telephone system |
| US2562362A (en) * | 1947-11-04 | 1951-07-31 | Automatic Elect Lab | Testing system employing test distributor switches and test connector switches |
-
1965
- 1965-12-13 FR FR41979A patent/FR1476619A/fr not_active Expired
-
1966
- 1966-11-29 US US597753A patent/US3497640A/en not_active Expired - Lifetime
- 1966-12-06 DE DE1487643A patent/DE1487643B2/de active Pending
- 1966-12-09 GB GB55219/66A patent/GB1117828A/en not_active Expired
- 1966-12-12 SE SE16962/66A patent/SE335555B/xx unknown
- 1966-12-13 ES ES0334492A patent/ES334492A1/es not_active Expired
- 1966-12-13 NL NL6617538A patent/NL6617538A/xx unknown
- 1966-12-13 BE BE691100D patent/BE691100A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE335555B (US08066781-20111129-C00013.png) | 1971-06-01 |
| DE1487643A1 (de) | 1969-01-16 |
| FR1476619A (fr) | 1967-04-14 |
| DE1487643B2 (de) | 1974-01-03 |
| US3497640A (en) | 1970-02-24 |
| BE691100A (US08066781-20111129-C00013.png) | 1967-06-13 |
| ES334492A1 (es) | 1967-11-01 |
| NL6617538A (US08066781-20111129-C00013.png) | 1967-06-14 |
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