BE638551A - - Google Patents
Info
- Publication number
- BE638551A BE638551A BE638551DA BE638551A BE 638551 A BE638551 A BE 638551A BE 638551D A BE638551D A BE 638551DA BE 638551 A BE638551 A BE 638551A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Exchange Systems With Centralized Control (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES82007A DE1225246B (de) | 1962-10-12 | 1962-10-12 | Schaltungsanordnung zur Vermeidung von Doppelverbindungen in einem Vermittlungssystem, insbesondere fuer Fernsprechzwecke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE638551A true BE638551A (ja) |
Family
ID=7510045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE638551D BE638551A (ja) | 1962-10-12 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3305641A (ja) |
| BE (1) | BE638551A (ja) |
| CH (1) | CH404735A (ja) |
| DE (1) | DE1225246B (ja) |
| FR (1) | FR1372138A (ja) |
| GB (1) | GB989769A (ja) |
| NL (2) | NL142558B (ja) |
| SE (1) | SE319212B (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1298579B (de) * | 1967-09-15 | 1969-07-03 | Siemens Ag | Schaltungsanordnung zur Vermeidung von Doppelverbindungen in Zeitmultiplex-Fernmelde-, insbesondere-Fernsprechvermittlungsanlagen |
| NL6902015A (ja) * | 1968-02-26 | 1969-08-28 | ||
| US3967072A (en) * | 1972-12-11 | 1976-06-29 | Bell Telephone Laboratories, Incorporated | Time division network connection auditing arrangement |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE515605A (ja) * | 1952-11-18 | |||
| US3185772A (en) * | 1961-03-08 | 1965-05-25 | Ericsson Telefon Ab L M | Signalling unit for electronic telephone system |
| US3231680A (en) * | 1961-07-26 | 1966-01-25 | Nippon Electric Co | Automatic telephone switching system |
| GB1053347A (ja) * | 1962-10-16 |
-
0
- NL NL299142D patent/NL299142A/xx unknown
- BE BE638551D patent/BE638551A/xx unknown
-
1962
- 1962-10-12 DE DES82007A patent/DE1225246B/de active Pending
-
1963
- 1963-10-01 FR FR949212A patent/FR1372138A/fr not_active Expired
- 1963-10-08 US US314687A patent/US3305641A/en not_active Expired - Lifetime
- 1963-10-11 CH CH1250563A patent/CH404735A/de unknown
- 1963-10-11 GB GB40137/63A patent/GB989769A/en not_active Expired
- 1963-10-11 NL NL63299142A patent/NL142558B/xx unknown
- 1963-10-11 SE SE11211/63A patent/SE319212B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1372138A (fr) | 1964-09-11 |
| DE1225246B (de) | 1966-09-22 |
| NL299142A (ja) | |
| SE319212B (ja) | 1970-01-12 |
| NL142558B (nl) | 1974-06-17 |
| CH404735A (de) | 1965-12-31 |
| US3305641A (en) | 1967-02-21 |
| GB989769A (en) | 1965-04-22 |