BE524149A - - Google Patents
Info
- Publication number
- BE524149A BE524149A BE524149DA BE524149A BE 524149 A BE524149 A BE 524149A BE 524149D A BE524149D A BE 524149DA BE 524149 A BE524149 A BE 524149A
- 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)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Printing Plates And Materials Therefor (AREA)
- Paper (AREA)
- Photographic Developing Apparatuses (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR947892X | 1952-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE524149A true BE524149A (it) |
Family
ID=9473667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE524149D BE524149A (it) | 1952-11-10 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2853556A (it) |
| BE (1) | BE524149A (it) |
| CH (1) | CH330331A (it) |
| DE (1) | DE947892C (it) |
| FR (1) | FR1066398A (it) |
| GB (1) | GB762587A (it) |
| NL (1) | NL182682B (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1133024A (fr) * | 1955-07-12 | 1957-03-20 | Constr Telephoniques | Perfectionnements aux systèmes téléphoniques |
| US2999131A (en) * | 1956-06-21 | 1961-09-05 | Ericsson Telefon Ab L M | Group selection stage for automatic telephone exchanges |
| CN111177024B (zh) * | 2019-12-30 | 2022-09-06 | 青岛海尔科技有限公司 | 一种内存优化处理方法及装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2149646A (en) * | 1936-10-01 | 1939-03-07 | Associated Electric Lab Inc | Automatic telephone system |
| GB489107A (en) * | 1937-01-19 | 1938-07-19 | Automatic Telephone & Elect | Improvements in or relating to telephone systems |
| US2654807A (en) * | 1943-05-05 | 1953-10-06 | American Telephone & Telegraph | Marker for allotting a link and a sender |
| DE881960C (de) * | 1944-02-05 | 1953-07-06 | Int Standard Electric Corp | Elektrische Steuereinrichtung fuer Fernmeldeanlagen |
| DE848054C (de) * | 1944-07-07 | 1952-11-04 | Telefonbau & Normalzeit Gmbh | Elektromechanischer Speicher und Umrechner mit gekerbten Schienensaetzen |
-
0
- NL NLAANVRAGE7217631,A patent/NL182682B/xx unknown
- BE BE524149D patent/BE524149A/xx unknown
-
1952
- 1952-11-10 FR FR1066398D patent/FR1066398A/fr not_active Expired
-
1953
- 1953-10-20 US US387112A patent/US2853556A/en not_active Expired - Lifetime
- 1953-11-06 GB GB30793/53A patent/GB762587A/en not_active Expired
- 1953-11-10 CH CH330331D patent/CH330331A/fr unknown
- 1953-11-10 DE DEI7884A patent/DE947892C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB762587A (en) | 1956-11-28 |
| DE947892C (de) | 1956-08-23 |
| CH330331A (fr) | 1958-05-31 |
| FR1066398A (fr) | 1954-06-04 |
| NL182682B (nl) | |
| US2853556A (en) | 1958-09-23 |