BE470519A - - Google Patents
Info
- Publication number
- BE470519A BE470519A BE470519DA BE470519A BE 470519 A BE470519 A BE 470519A BE 470519D A BE470519D A BE 470519DA BE 470519 A BE470519 A BE 470519A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Relay Circuits (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE640508X | 1946-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE470519A true BE470519A (en:Method) |
Family
ID=20313773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE470519D BE470519A (en:Method) | 1946-01-26 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2761901A (en:Method) |
| BE (1) | BE470519A (en:Method) |
| FR (1) | FR939828A (en:Method) |
| GB (1) | GB640508A (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL236960A (en:Method) * | 1958-03-10 | |||
| NL242116A (en:Method) * | 1958-11-03 | |||
| NL129299C (en:Method) * | 1958-11-24 | |||
| DE1762060A1 (de) * | 1967-03-31 | 1970-04-30 | Nippon Electric Co | Zwischenamtswaehlsystem fuer ein Fernsprech-Waehlvermittlungsnetz |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR961957A (en:Method) * | 1940-05-15 | 1950-05-26 | ||
| US2299479A (en) * | 1941-04-26 | 1942-10-20 | Bell Telephone Labor Inc | Signaling system |
| US2310452A (en) * | 1941-06-05 | 1943-02-09 | Bell Telephone Labor Inc | Switching system |
| US2303356A (en) * | 1941-12-30 | 1942-12-01 | Bell Telephone Labor Inc | Selecting system |
| US2326458A (en) * | 1942-02-17 | 1943-08-10 | Bell Telephone Labor Inc | Selection system |
| US2326478A (en) * | 1942-02-17 | 1943-08-10 | Bell Telephone Labor Inc | Selection system |
| US2332912A (en) * | 1942-05-01 | 1943-10-26 | Bell Telephone Labor Inc | Telephone system |
| US2388347A (en) * | 1944-06-27 | 1945-11-06 | Bell Telephone Labor Inc | Signaling system |
-
0
- BE BE470519D patent/BE470519A/xx unknown
-
1947
- 1947-01-06 GB GB462/47A patent/GB640508A/en not_active Expired
- 1947-01-20 FR FR939828D patent/FR939828A/fr not_active Expired
-
1951
- 1951-07-11 US US236237A patent/US2761901A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB640508A (en) | 1950-07-19 |
| FR939828A (fr) | 1948-11-25 |
| US2761901A (en) | 1956-09-04 |