NL6809723A - - Google Patents
Info
- Publication number
- NL6809723A NL6809723A NL6809723A NL6809723A NL6809723A NL 6809723 A NL6809723 A NL 6809723A NL 6809723 A NL6809723 A NL 6809723A NL 6809723 A NL6809723 A NL 6809723A NL 6809723 A NL6809723 A NL 6809723A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1537862 | 1967-07-14 | ||
| DEST27136A DE1294485B (de) | 1967-07-14 | 1967-07-14 | Schaltungsanordnung fuer Externverbindungen in Fernsprech-nebenstellenanlagen mit Registern und zentralen Markierern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6809723A true NL6809723A (ref) | 1969-01-16 |
Family
ID=25752792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6809723A NL6809723A (ref) | 1967-07-14 | 1968-07-10 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3579255A (ref) |
| BE (1) | BE718066A (ref) |
| DE (1) | DE1294485B (ref) |
| FR (1) | FR1574397A (ref) |
| GB (1) | GB1201417A (ref) |
| NL (1) | NL6809723A (ref) |
| SE (1) | SE354172B (ref) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3769462A (en) * | 1972-09-29 | 1973-10-30 | Stromberg Carlson Corp | Private automatic branch exchange service circuit complex |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2258854A (en) * | 1937-12-23 | 1941-10-14 | Fides Gmbh | Automatic telephone system |
-
1967
- 1967-07-14 DE DEST27136A patent/DE1294485B/de not_active Withdrawn
-
1968
- 1968-06-18 US US737925A patent/US3579255A/en not_active Expired - Lifetime
- 1968-07-10 NL NL6809723A patent/NL6809723A/xx unknown
- 1968-07-11 GB GB33040/68A patent/GB1201417A/en not_active Expired
- 1968-07-12 FR FR1574397D patent/FR1574397A/fr not_active Expired
- 1968-07-12 SE SE09608/68A patent/SE354172B/xx unknown
- 1968-07-15 BE BE718066D patent/BE718066A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1201417A (en) | 1970-08-05 |
| DE1294485B (de) | 1969-05-08 |
| FR1574397A (ref) | 1969-07-11 |
| SE354172B (ref) | 1973-02-26 |
| BE718066A (ref) | 1969-01-15 |
| US3579255A (en) | 1971-05-18 |