BE507135A - - Google Patents
Info
- Publication number
- BE507135A BE507135A BE507135DA BE507135A BE 507135 A BE507135 A BE 507135A BE 507135D A BE507135D A BE 507135DA BE 507135 A BE507135 A BE 507135A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Relay Circuits (AREA)
- Interface Circuits In Exchanges (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE698848X | 1950-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE507135A true BE507135A (US06373033-20020416-M00071.png) |
Family
ID=20315413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE507135D BE507135A (US06373033-20020416-M00071.png) | 1950-11-16 |
Country Status (5)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2852614A (en) * | 1954-09-04 | 1958-09-16 | Int Standard Electric Corp | Circuit arrangement for p. a. b. x systems |
| GB784522A (en) * | 1954-10-19 | 1957-10-09 | Gen Electric Co Ltd | Improvements in and relating to automatic telephone systems |
| DE1001723B (de) * | 1954-10-29 | 1957-01-31 | Standard Elektrik Ag | Schaltungsanordnung fuer die Verbindungsherstellung in Fernmelde-, insbesondere Fernsprechanlagen mit Speichern und Markierern |
| BE547676A (US06373033-20020416-M00071.png) * | 1955-05-18 | |||
| DE1045478B (de) * | 1957-06-21 | 1958-12-04 | Telefonbau | Schaltungsanordnung fuer Fernsprechnebenstellenanlagen |
| US3133153A (en) * | 1960-10-07 | 1964-05-12 | Automatic Elect Lab | Special service toll telephone system |
| CN107086667B (zh) * | 2017-06-08 | 2023-08-04 | 国能大渡河流域水电开发有限公司 | 一种出口断路器合闸回路结构及其工作方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2365996A (en) * | 1942-08-12 | 1944-12-26 | Kellogg Switchboard & Supply | Private branch exchange automatic telephone system |
| US2496902A (en) * | 1945-06-28 | 1950-02-07 | Automatic Elect Lab | Private automatic telephone system of the passing call type |
-
0
- NL NL82983D patent/NL82983C/xx active
- BE BE507135D patent/BE507135A/xx unknown
- NL NL7604556.A patent/NL165389B/xx unknown
-
1951
- 1951-10-22 US US252509A patent/US2714630A/en not_active Expired - Lifetime
- 1951-11-06 DE DET5131A patent/DE884968C/de not_active Expired
- 1951-11-16 GB GB26988/51A patent/GB698848A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2714630A (en) | 1955-08-02 |
| GB698848A (en) | 1953-10-21 |
| NL165389B (nl) | |
| DE884968C (de) | 1953-07-30 |
| NL82983C (US06373033-20020416-M00071.png) |
