NL6513143A - - Google Patents
Info
- Publication number
- NL6513143A NL6513143A NL6513143A NL6513143A NL6513143A NL 6513143 A NL6513143 A NL 6513143A NL 6513143 A NL6513143 A NL 6513143A NL 6513143 A NL6513143 A NL 6513143A NL 6513143 A NL6513143 A NL 6513143A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/53—Generation of additional signals, e.g. additional pulses
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1964S0093863 DE1211288C2 (en) | 1964-10-23 | 1964-10-23 | CIRCUIT ARRANGEMENT FOR DIALING STATIONS IN TELEPHONE SYSTEMS, IN PARTICULAR TELEPHONE EXTENSION SYSTEMS WITH EARTH BUTTON |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6513143A true NL6513143A (en) | 1966-04-25 |
| NL153750B NL153750B (en) | 1977-06-15 |
Family
ID=7518315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6513143A NL153750B (en) | 1964-10-23 | 1965-10-11 | CIRCUIT FOR A DIALING STATION WITH A GROUND KEY AND A DIAL OR KEYPAD IN A COMMUNICATION SYSTEM, ESPECIALLY HOME PHONE SYSTEM. |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT259034B (en) |
| BE (1) | BE671296A (en) |
| CH (1) | CH441446A (en) |
| DE (1) | DE1211288C2 (en) |
| GB (1) | GB1077478A (en) |
| NL (1) | NL153750B (en) |
| SE (1) | SE318913B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2210852C2 (en) * | 1972-03-07 | 1982-07-29 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Dial pulse code generator - has bistable relay connecting and disconnecting power supply to subscriber line |
| DE3541546A1 (en) * | 1985-11-25 | 1987-05-27 | Ant Nachrichtentech | Arrangement for the implementation of an earth key function |
-
1964
- 1964-10-23 DE DE1964S0093863 patent/DE1211288C2/en not_active Expired
-
1965
- 1965-10-11 NL NL6513143A patent/NL153750B/en unknown
- 1965-10-20 SE SE1359665A patent/SE318913B/xx unknown
- 1965-10-21 CH CH1458165A patent/CH441446A/en unknown
- 1965-10-22 GB GB4471265A patent/GB1077478A/en not_active Expired
- 1965-10-22 BE BE671296D patent/BE671296A/xx unknown
- 1965-10-22 AT AT960065A patent/AT259034B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| SE318913B (en) | 1969-12-22 |
| CH441446A (en) | 1967-08-15 |
| AT259034B (en) | 1967-12-27 |
| BE671296A (en) | 1966-04-22 |
| DE1211288C2 (en) | 1975-01-09 |
| NL153750B (en) | 1977-06-15 |
| DE1211288B (en) | 1975-01-09 |
| GB1077478A (en) | 1967-07-26 |