BE711972A - - Google Patents
Info
- Publication number
- BE711972A BE711972A BE711972DA BE711972A BE 711972 A BE711972 A BE 711972A BE 711972D A BE711972D A BE 711972DA BE 711972 A BE711972 A BE 711972A
- 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)
- Monitoring And Testing Of Exchanges (AREA)
- Devices For Supply Of Signal Current (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR98472A FR1525156A (fr) | 1967-03-13 | 1967-03-13 | Perfectionnements aux systèmes de sélection pour circuits ou équipements électriques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE711972A true BE711972A (en:Method) | 1968-09-11 |
Family
ID=8626801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE711972D BE711972A (en:Method) | 1967-03-13 | 1968-03-11 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3562437A (en:Method) |
| JP (1) | JPS5220804B1 (en:Method) |
| BE (1) | BE711972A (en:Method) |
| CH (1) | CH479215A (en:Method) |
| DE (1) | DE1562228C3 (en:Method) |
| ES (1) | ES351509A1 (en:Method) |
| FR (1) | FR1525156A (en:Method) |
| GB (1) | GB1155685A (en:Method) |
| NL (1) | NL6803588A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7802422A (nl) * | 1978-03-06 | 1979-09-10 | Philips Nv | Inrichting voor het meten van de lijnconditie van een abonneelijnstroomloop met behulp van een meetweerstand. |
| NL7802421A (nl) * | 1978-03-06 | 1979-09-10 | Philips Nv | Voedingsschakeling voor een abonneelijnstroom- loop. |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3231680A (en) * | 1961-07-26 | 1966-01-25 | Nippon Electric Co | Automatic telephone switching system |
| GB1052556A (en:Method) * | 1963-06-04 |
-
1967
- 1967-03-13 FR FR98472A patent/FR1525156A/fr not_active Expired
-
1968
- 1968-03-02 DE DE1562228A patent/DE1562228C3/de not_active Expired
- 1968-03-07 GB GB01151/68A patent/GB1155685A/en not_active Expired
- 1968-03-08 US US711580A patent/US3562437A/en not_active Expired - Lifetime
- 1968-03-11 BE BE711972D patent/BE711972A/xx unknown
- 1968-03-12 ES ES351509A patent/ES351509A1/es not_active Expired
- 1968-03-13 JP JP43015926A patent/JPS5220804B1/ja active Pending
- 1968-03-13 CH CH381668A patent/CH479215A/fr not_active IP Right Cessation
- 1968-03-13 NL NL6803588A patent/NL6803588A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1562228C3 (de) | 1974-08-29 |
| DE1562228A1 (de) | 1970-03-26 |
| FR1525156A (fr) | 1968-05-17 |
| CH479215A (fr) | 1969-09-30 |
| GB1155685A (en) | 1969-06-18 |
| ES351509A1 (es) | 1969-12-01 |
| NL6803588A (en:Method) | 1968-09-16 |
| US3562437A (en) | 1971-02-09 |
| JPS5220804B1 (en:Method) | 1977-06-06 |
| DE1562228B2 (de) | 1974-02-07 |