BE518579A - - Google Patents
Info
- Publication number
- BE518579A BE518579A BE518579DA BE518579A BE 518579 A BE518579 A BE 518579A BE 518579D A BE518579D A BE 518579DA BE 518579 A BE518579 A BE 518579A
- 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)
- Exchange Systems With Centralized Control (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE731204X | 1952-03-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE518579A true BE518579A (xx) |
Family
ID=20318436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE518579D BE518579A (xx) | 1952-03-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2909610A (xx) |
| BE (1) | BE518579A (xx) |
| FR (1) | FR1073707A (xx) |
| GB (1) | GB731204A (xx) |
| NL (1) | NL94753C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3027426A (en) * | 1956-03-07 | 1962-03-27 | Ericsson Telefon Ab L M | Means for sequential selection of circuits |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB334247A (en) * | 1929-05-31 | 1930-09-01 | Standard Telephones Cables Ltd | Improvements in or relating to automatic or semi-automatic telephone exchange systems |
| BE394383A (xx) * | 1932-02-17 | |||
| US2400530A (en) * | 1944-04-20 | 1946-05-21 | Kellogg Switchboard & Supply | Selector switching system |
| FR928167A (fr) * | 1947-02-14 | 1947-11-20 | Constr Telephoniques | Perfectionnements aux systèmes téléphoniques |
| US2575882A (en) * | 1947-06-13 | 1951-11-20 | Ericsson Telefon Ab L M | Connecting device at crossbar switch for selection of connecting links |
| US2541624A (en) * | 1947-07-02 | 1951-02-13 | Automatic Elect Lab | Automatic telephone system-trunk selection |
| NL141976B (nl) * | 1948-04-28 | Saab Scania Ab | Simulator voor het nabootsen van het vuren van wapens. |
-
0
- BE BE518579D patent/BE518579A/xx unknown
- NL NL94753D patent/NL94753C/xx active
-
1953
- 1953-03-19 US US343407A patent/US2909610A/en not_active Expired - Lifetime
- 1953-03-21 FR FR1073707D patent/FR1073707A/fr not_active Expired
- 1953-03-23 GB GB7980/53A patent/GB731204A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1073707A (fr) | 1954-09-28 |
| NL94753C (xx) | |
| US2909610A (en) | 1959-10-20 |
| GB731204A (en) | 1955-06-01 |