LU62260A1 - - Google Patents
Info
- Publication number
- LU62260A1 LU62260A1 LU62260DA LU62260A1 LU 62260 A1 LU62260 A1 LU 62260A1 LU 62260D A LU62260D A LU 62260DA LU 62260 A1 LU62260 A1 LU 62260A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H63/00—Details of electrically-operated selector switches
- H01H63/36—Circuit arrangements for ensuring correct or desired operation and not adapted to a particular application of the selector switch
- H01H63/40—Circuit arrangements for ensuring correct or desired operation and not adapted to a particular application of the selector switch for multi-position switches without wipers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H63/00—Details of electrically-operated selector switches
- H01H63/36—Circuit arrangements for ensuring correct or desired operation and not adapted to a particular application of the selector switch
-
- 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)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691963802 DE1963802C (en) | 1969-12-19 | Circuit arrangement for matrix-shaped switching devices in telecommunications systems, in particular telephone exchanges, with cross-field control devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU62260A1 true LU62260A1 (en) | 1971-05-14 |
Family
ID=5754418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU62260D LU62260A1 (en) | 1969-12-19 | 1970-12-16 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT304646B (en) |
| BE (1) | BE760553A (en) |
| CH (1) | CH521020A (en) |
| FR (1) | FR2073708A5 (en) |
| GB (1) | GB1290064A (en) |
| LU (1) | LU62260A1 (en) |
| NL (1) | NL7017970A (en) |
| SE (1) | SE372132B (en) |
-
1970
- 1970-12-09 NL NL7017970A patent/NL7017970A/xx unknown
- 1970-12-14 FR FR7044942A patent/FR2073708A5/fr not_active Expired
- 1970-12-14 CH CH1850870A patent/CH521020A/en not_active IP Right Cessation
- 1970-12-16 LU LU62260D patent/LU62260A1/xx unknown
- 1970-12-17 AT AT1139170A patent/AT304646B/en not_active IP Right Cessation
- 1970-12-17 GB GB1290064D patent/GB1290064A/en not_active Expired
- 1970-12-18 BE BE760553A patent/BE760553A/en unknown
- 1970-12-21 SE SE1736270A patent/SE372132B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH521020A (en) | 1972-03-31 |
| NL7017970A (en) | 1971-06-22 |
| DE1963802A1 (en) | 1971-04-01 |
| FR2073708A5 (en) | 1971-10-01 |
| GB1290064A (en) | 1972-09-20 |
| DE1963802B2 (en) | 1971-04-01 |
| AT304646B (en) | 1973-01-10 |
| SE372132B (en) | 1974-12-09 |
| BE760553A (en) | 1971-06-18 |