BE524631A - - Google Patents
Info
- Publication number
- BE524631A BE524631A BE524631DA BE524631A BE 524631 A BE524631 A BE 524631A BE 524631D A BE524631D A BE 524631DA BE 524631 A BE524631 A BE 524631A
- 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)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1069139T | 1952-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE524631A true BE524631A (nl) |
Family
ID=9604061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE524631D BE524631A (nl) | 1952-11-28 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2719882A (nl) |
| BE (1) | BE524631A (nl) |
| FR (1) | FR1069139A (nl) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2534822A (en) * | 1944-11-17 | 1950-12-19 | Ericsson Telefon Ab L M | Connecting device for telephone exchanges using a register |
| US2658108A (en) * | 1948-11-17 | 1953-11-03 | Bell Telephone Labor Inc | Crossbar tandem office for telephone systems |
-
0
- BE BE524631D patent/BE524631A/xx unknown
-
1952
- 1952-11-28 FR FR1069139D patent/FR1069139A/fr not_active Expired
-
1953
- 1953-11-13 US US391875A patent/US2719882A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2719882A (en) | 1955-10-04 |
| FR1069139A (fr) | 1954-07-05 |