LU69247A1 - - Google Patents
Info
- Publication number
- LU69247A1 LU69247A1 LU69247DA LU69247A1 LU 69247 A1 LU69247 A1 LU 69247A1 LU 69247D A LU69247D A LU 69247DA LU 69247 A1 LU69247 A1 LU 69247A1
- 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)
- Exchange Systems With Centralized Control (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732304428 DE2304428B2 (en) | 1973-01-30 | 1973-01-30 | Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with individual devices, a central controller and with identifiers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU69247A1 true LU69247A1 (en) | 1974-04-10 |
Family
ID=5870344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU69247D LU69247A1 (en) | 1973-01-30 | 1974-01-28 |
Country Status (11)
| Country | Link |
|---|---|
| AT (1) | AT330249B (en) |
| BE (1) | BE810375A (en) |
| CH (1) | CH567848A5 (en) |
| DE (1) | DE2304428B2 (en) |
| DK (1) | DK140680B (en) |
| FR (1) | FR2215764A1 (en) |
| GB (1) | GB1459868A (en) |
| IT (1) | IT1007088B (en) |
| LU (1) | LU69247A1 (en) |
| NL (1) | NL7400981A (en) |
| SE (1) | SE395100B (en) |
-
1973
- 1973-01-30 DE DE19732304428 patent/DE2304428B2/en active Granted
- 1973-12-14 AT AT1051573A patent/AT330249B/en not_active IP Right Cessation
-
1974
- 1974-01-24 NL NL7400981A patent/NL7400981A/xx not_active Application Discontinuation
- 1974-01-24 CH CH95474A patent/CH567848A5/xx not_active IP Right Cessation
- 1974-01-25 GB GB345674A patent/GB1459868A/en not_active Expired
- 1974-01-25 IT IT1980674A patent/IT1007088B/en active
- 1974-01-28 LU LU69247D patent/LU69247A1/xx unknown
- 1974-01-28 FR FR7402698A patent/FR2215764A1/fr not_active Withdrawn
- 1974-01-28 DK DK43674A patent/DK140680B/en unknown
- 1974-01-30 SE SE7401216A patent/SE395100B/en unknown
- 1974-01-30 BE BE140355A patent/BE810375A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2304428A1 (en) | 1974-08-15 |
| SE395100B (en) | 1977-07-25 |
| BE810375A (en) | 1974-07-30 |
| DE2304428C3 (en) | 1975-10-16 |
| AT330249B (en) | 1976-06-25 |
| DE2304428B2 (en) | 1975-02-27 |
| ATA1051573A (en) | 1975-09-15 |
| GB1459868A (en) | 1976-12-31 |
| NL7400981A (en) | 1974-08-01 |
| FR2215764A1 (en) | 1974-08-23 |
| DK140680B (en) | 1979-10-22 |
| CH567848A5 (en) | 1975-10-15 |
| IT1007088B (en) | 1976-10-30 |