BE498523A - - Google Patents
Info
- Publication number
- BE498523A BE498523A BE498523DA BE498523A BE 498523 A BE498523 A BE 498523A BE 498523D A BE498523D A BE 498523DA BE 498523 A BE498523 A BE 498523A
- 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)
- Keying Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1012479T | 1949-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE498523A true BE498523A (US20020051482A1-20020502-M00012.png) |
Family
ID=9570878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE498523D BE498523A (US20020051482A1-20020502-M00012.png) | 1949-10-07 |
Country Status (5)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2774071A (en) * | 1949-12-24 | 1956-12-11 | Gen Dynamics Corp | Coincidence finding circuit |
| US2872518A (en) * | 1951-11-23 | 1959-02-03 | Gen Dynamics Corp | Party line telephone system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2291036A (en) * | 1941-02-08 | 1942-07-28 | Bell Telephone Labor Inc | Selecting system |
| US2310452A (en) * | 1941-06-05 | 1943-02-09 | Bell Telephone Labor Inc | Switching system |
| US2326478A (en) * | 1942-02-17 | 1943-08-10 | Bell Telephone Labor Inc | Selection system |
| US2348626A (en) * | 1942-11-14 | 1944-05-09 | Bell Telephone Labor Inc | Channel selecting circuit |
| NL76339C (US20020051482A1-20020502-M00012.png) * | 1946-02-07 | |||
| FR973819A (US20020051482A1-20020502-M00012.png) * | 1947-10-29 | 1951-02-15 | ||
| US2619548A (en) * | 1948-05-15 | 1952-11-25 | Int Standard Electric Corp | Electronic switching apparatus for telephone systems |
-
0
- BE BE498523D patent/BE498523A/xx unknown
-
1949
- 1949-10-07 FR FR1012479D patent/FR1012479A/fr not_active Expired
-
1950
- 1950-05-05 GB GB11164/50A patent/GB698802A/en not_active Expired
- 1950-10-05 CH CH305272D patent/CH305272A/fr unknown
- 1950-10-07 US US188932A patent/US2706748A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR1012479A (fr) | 1952-07-10 |
| CH305272A (fr) | 1955-02-15 |
| US2706748A (en) | 1955-04-19 |
| GB698802A (en) | 1953-10-21 |
