LU61762A1 - - Google Patents
Info
- Publication number
- LU61762A1 LU61762A1 LU61762DA LU61762A1 LU 61762 A1 LU61762 A1 LU 61762A1 LU 61762D A LU61762D A LU 61762DA LU 61762 A1 LU61762 A1 LU 61762A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
- H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
- H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691949156 DE1949156B2 (de) | 1969-09-29 | 1969-09-29 | Schaltungsanordnung fuer zentralgesteuerte fernmelde insbe sondere fernsprechvermittlungsanlagen mit zweieranschluessen zur sperrung eines teilnehmers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU61762A1 true LU61762A1 (xx) | 1971-01-18 |
Family
ID=5746830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU61762D LU61762A1 (xx) | 1969-09-29 | 1970-09-25 |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT309540B (xx) |
| BE (1) | BE756800A (xx) |
| CH (1) | CH520455A (xx) |
| DE (1) | DE1949156B2 (xx) |
| FR (1) | FR2062542A5 (xx) |
| GB (1) | GB1313320A (xx) |
| LU (1) | LU61762A1 (xx) |
| NL (1) | NL7013871A (xx) |
| SE (1) | SE354561B (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1149225B (it) * | 1980-10-09 | 1986-12-03 | Italtel Spa | Disposizione circuitale per utenti duplex in centrali di commutazione telefonica di tipo elettronico |
-
0
- BE BE756800D patent/BE756800A/xx unknown
-
1969
- 1969-09-29 DE DE19691949156 patent/DE1949156B2/de not_active Withdrawn
-
1970
- 1970-09-18 NL NL7013871A patent/NL7013871A/xx not_active Application Discontinuation
- 1970-09-23 AT AT859470A patent/AT309540B/de not_active IP Right Cessation
- 1970-09-23 FR FR7034446A patent/FR2062542A5/fr not_active Expired
- 1970-09-25 LU LU61762D patent/LU61762A1/xx unknown
- 1970-09-28 CH CH1430870A patent/CH520455A/de not_active IP Right Cessation
- 1970-09-28 GB GB4600970A patent/GB1313320A/en not_active Expired
- 1970-09-29 SE SE1321670A patent/SE354561B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1949156B2 (de) | 1971-07-15 |
| DE1949156A1 (de) | 1971-04-15 |
| CH520455A (de) | 1972-03-15 |
| BE756800A (fr) | 1971-03-29 |
| NL7013871A (xx) | 1971-03-31 |
| GB1313320A (en) | 1973-04-11 |
| FR2062542A5 (xx) | 1971-06-25 |
| SE354561B (xx) | 1973-03-12 |
| AT309540B (de) | 1973-08-27 |