LU58395A1 - - Google Patents
Info
- Publication number
- LU58395A1 LU58395A1 LU58395DA LU58395A1 LU 58395 A1 LU58395 A1 LU 58395A1 LU 58395D A LU58395D A LU 58395DA LU 58395 A1 LU58395 A1 LU 58395A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Structure Of Telephone Exchanges (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681762795 DE1762795B2 (de) | 1968-08-28 | 1968-08-28 | Schaltungsanordnung fuer fernmelde vermittlungsanlagen mit pruefstromkreisen zur zwischenleitungspruefung |
| GB1931369A GB1262113A (en) | 1968-08-28 | 1969-04-16 | Improvements in or relating to circuit arrangements for use in telecommunications exchange systems and in particular telephone exchanges, with test circuits for intermediate line testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU58395A1 true LU58395A1 (de) | 1969-07-18 |
Family
ID=25755323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU58395D LU58395A1 (de) | 1968-08-28 | 1969-04-09 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT299323B (de) |
| BE (1) | BE732285A (de) |
| CH (1) | CH498538A (de) |
| DE (1) | DE1762795B2 (de) |
| FR (1) | FR2019373A1 (de) |
| GB (1) | GB1262113A (de) |
| LU (1) | LU58395A1 (de) |
| NL (1) | NL156293B (de) |
-
1968
- 1968-08-28 DE DE19681762795 patent/DE1762795B2/de not_active Withdrawn
-
1969
- 1969-04-03 AT AT333169A patent/AT299323B/de not_active IP Right Cessation
- 1969-04-09 LU LU58395D patent/LU58395A1/xx unknown
- 1969-04-09 CH CH533469A patent/CH498538A/de not_active IP Right Cessation
- 1969-04-16 GB GB1931369A patent/GB1262113A/en not_active Expired
- 1969-04-29 BE BE732285D patent/BE732285A/xx unknown
- 1969-05-05 FR FR6914251A patent/FR2019373A1/fr not_active Withdrawn
- 1969-08-27 NL NL6913106A patent/NL156293B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE732285A (de) | 1969-10-29 |
| NL156293B (nl) | 1978-03-15 |
| GB1262113A (en) | 1972-02-02 |
| CH498538A (de) | 1970-10-31 |
| NL6913106A (de) | 1970-03-03 |
| DE1762795B2 (de) | 1971-03-11 |
| DE1762795A1 (de) | 1970-07-23 |
| AT299323B (de) | 1972-06-12 |
| FR2019373A1 (de) | 1970-07-03 |