FI53642B - - Google Patents
Info
- Publication number
- FI53642B FI53642B FI175/68A FI17568A FI53642B FI 53642 B FI53642 B FI 53642B FI 175/68 A FI175/68 A FI 175/68A FI 17568 A FI17568 A FI 17568A FI 53642 B FI53642 B FI 53642B
- Authority
- FI
- Finland
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)
- Monitoring And Testing Of Exchanges (AREA)
- Lubricants (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6701055A NL6701055A (da) | 1967-01-23 | 1967-01-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI53642B true FI53642B (da) | 1978-02-28 |
| FI53642C FI53642C (fi) | 1978-06-12 |
Family
ID=19799089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI175/68A FI53642C (fi) | 1967-01-23 | 1968-01-23 | Korsningspunktnaet foersett med testanordningar |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3532976A (da) |
| AT (1) | AT296396B (da) |
| BE (1) | BE709718A (da) |
| CH (1) | CH477789A (da) |
| DE (1) | DE1562121B2 (da) |
| DK (1) | DK141590B (da) |
| ES (1) | ES349621A1 (da) |
| FI (1) | FI53642C (da) |
| FR (1) | FR1565457A (da) |
| GB (1) | GB1147572A (da) |
| IE (1) | IE31817B1 (da) |
| NL (1) | NL6701055A (da) |
| NO (1) | NO129068B (da) |
| SE (1) | SE368314B (da) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6701052A (da) * | 1967-01-23 | 1968-07-24 | ||
| US3731275A (en) * | 1971-09-03 | 1973-05-01 | Stromberg Carlson Corp | Digital switching network |
| JPS54111706A (en) * | 1978-02-22 | 1979-09-01 | Hitachi Ltd | Coordinate selector |
| US8687325B2 (en) * | 2008-09-11 | 2014-04-01 | General Electric Company | Micro-electromechanical switch protection in series parallel topology |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2978641A (en) * | 1956-10-31 | 1961-04-04 | Siemens And Halske Ag Berlin A | Circuit ambiguity testing apparatus |
| US3084326A (en) * | 1958-12-01 | 1963-04-02 | Transitron Electronic Corp | Means for measuring and testing components |
| US3200392A (en) * | 1960-12-02 | 1965-08-10 | Ite Circuit Breaker Ltd | Counting circuit for counting cell railures in a rectifier system |
| FR1283363A (fr) * | 1960-12-22 | 1962-02-02 | Dispositif permettant de transmettre à distance un grand nombre d'informations par appel codé d'une grandeur dont la donnée a été préalablement affichée sur un panneau | |
| DE1191430B (de) * | 1964-02-29 | 1965-04-22 | Telefunken Patent | Schaltungsanordnung zum Pruefen von Schaltkreisen und/oder Leitungen auf ihren Belegungszustand, in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen |
-
1967
- 1967-01-23 NL NL6701055A patent/NL6701055A/xx unknown
-
1968
- 1968-01-11 GB GB1730/68A patent/GB1147572A/en not_active Expired
- 1968-01-17 US US698541A patent/US3532976A/en not_active Expired - Lifetime
- 1968-01-18 CH CH80068A patent/CH477789A/de not_active IP Right Cessation
- 1968-01-19 IE IE72/68A patent/IE31817B1/xx unknown
- 1968-01-19 AT AT55568A patent/AT296396B/de not_active IP Right Cessation
- 1968-01-20 DE DE19681562121 patent/DE1562121B2/de active Pending
- 1968-01-22 SE SE00784/68A patent/SE368314B/xx unknown
- 1968-01-22 ES ES349621A patent/ES349621A1/es not_active Expired
- 1968-01-23 FI FI175/68A patent/FI53642C/fi active
- 1968-01-23 NO NO00292/68A patent/NO129068B/no unknown
- 1968-01-23 BE BE709718D patent/BE709718A/xx not_active IP Right Cessation
- 1968-01-23 FR FR1565457D patent/FR1565457A/fr not_active Expired
- 1968-01-24 DK DK25668AA patent/DK141590B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK141590B (da) | 1980-04-28 |
| IE31817B1 (en) | 1973-01-10 |
| IE31817L (en) | 1968-07-23 |
| FR1565457A (da) | 1969-05-02 |
| NO129068B (da) | 1974-02-18 |
| NL6701055A (da) | 1968-07-24 |
| AT296396B (de) | 1972-02-10 |
| SE368314B (da) | 1974-06-24 |
| BE709718A (da) | 1968-07-23 |
| ES349621A1 (es) | 1969-04-01 |
| DK141590C (da) | 1980-10-06 |
| DE1562121A1 (de) | 1970-02-19 |
| DE1562121B2 (de) | 1973-04-26 |
| CH477789A (de) | 1969-08-31 |
| US3532976A (en) | 1970-10-06 |
| FI53642C (fi) | 1978-06-12 |
| GB1147572A (en) | 1969-04-02 |