GB8515467D0 - Adaptation of code dialling keyboard to telephone set - Google Patents
Adaptation of code dialling keyboard to telephone setInfo
- Publication number
- GB8515467D0 GB8515467D0 GB858515467A GB8515467A GB8515467D0 GB 8515467 D0 GB8515467 D0 GB 8515467D0 GB 858515467 A GB858515467 A GB 858515467A GB 8515467 A GB8515467 A GB 8515467A GB 8515467 D0 GB8515467 D0 GB 8515467D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- adaptation
- telephone set
- code dialling
- dialling keyboard
- keyboard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- H04M1/30—Devices which can set up and transmit only one digit at a time
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Input From Keyboards Or The Like (AREA)
- Telephonic Communication Services (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8409584A FR2566215B1 (en) | 1984-06-19 | 1984-06-19 | DEVICE FOR ADAPTING A KEYBOARD WITH DECIMAL OR MULTI-FREQUENCY TRANSMISSION ON A TELEPHONE STATION |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8515467D0 true GB8515467D0 (en) | 1985-07-24 |
GB2160745A GB2160745A (en) | 1985-12-24 |
GB2160745B GB2160745B (en) | 1988-05-05 |
Family
ID=9305192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08515467A Expired GB2160745B (en) | 1984-06-19 | 1985-06-19 | A device for adaptation of a decimal or multifrequency code dialling keyboard to a conventional telephone set |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3521928C2 (en) |
FR (1) | FR2566215B1 (en) |
GB (1) | GB2160745B (en) |
IT (1) | IT1182761B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4321778C2 (en) * | 1993-06-30 | 1996-10-02 | Siemens Ag | DTMF / IWV circuitry for telephone terminals |
DE4415952C2 (en) * | 1994-05-05 | 1996-09-12 | Siemens Ag | Circuit arrangement for telecommunication devices, in particular two / four wire interfaces of cordless base stations |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1307266A (en) * | 1970-07-27 | 1973-02-14 | Modern Telephones Ltd | Automatic telephone systems |
FR2270738B1 (en) * | 1974-02-14 | 1979-02-09 | Merlin Jean Claude | |
CH620559A5 (en) * | 1977-09-12 | 1980-11-28 | Sodeco Compteurs De Geneve | |
FR2419624A1 (en) * | 1978-03-08 | 1979-10-05 | Roche Bernard | TELEPHONE STATION WITH KEYPAD WITH AUTOMATIC SWITCHING OF PULSE AND MULTI-FREQUENCY DIALING CODES |
US4194098A (en) * | 1978-06-12 | 1980-03-18 | Metro-Tel Corp. | Lineman's hand test set |
FR2520569B1 (en) * | 1982-01-27 | 1986-08-14 | Anep | ELECTRONIC TELEPHONE KEYBOARD FOR REPLACING A DIAL OF AN EXISTING STATION |
-
1984
- 1984-06-19 FR FR8409584A patent/FR2566215B1/en not_active Expired
-
1985
- 1985-06-17 IT IT48228/85A patent/IT1182761B/en active
- 1985-06-19 DE DE3521928A patent/DE3521928C2/en not_active Expired - Fee Related
- 1985-06-19 GB GB08515467A patent/GB2160745B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT8548228A0 (en) | 1985-06-17 |
DE3521928C2 (en) | 1996-02-15 |
FR2566215A1 (en) | 1985-12-20 |
DE3521928A1 (en) | 1985-12-19 |
GB2160745B (en) | 1988-05-05 |
FR2566215B1 (en) | 1986-10-10 |
IT1182761B (en) | 1987-10-05 |
GB2160745A (en) | 1985-12-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2159372B (en) | Cordless telephone | |
GB2161674B (en) | Cordless telephone | |
GB8510220D0 (en) | Cordless telephone | |
GB8513923D0 (en) | Cordless telephone | |
GB2160746B (en) | Cordless telephone | |
GB2154395B (en) | Cordless telephone | |
GB8505732D0 (en) | Telephone | |
GB2158328B (en) | Cordless telephone | |
GB8502766D0 (en) | Telephone handset | |
GB8500247D0 (en) | Telephone handset | |
CA53876S (en) | Telephone | |
EP0166198A3 (en) | Telephone handset | |
GB8515467D0 (en) | Adaptation of code dialling keyboard to telephone set | |
GB2168571B (en) | Telephone | |
GB8508281D0 (en) | Cordless telephone | |
AU97479S (en) | Key telephone set | |
AU96507S (en) | Key telephone set | |
GB2183916B (en) | Improvements relating to telephone keypads | |
GB8405646D0 (en) | Cordless telephone | |
AU91174S (en) | Telephone keyboard | |
AU97585S (en) | Key telephone set | |
GB8513995D0 (en) | Telephone set | |
GB8400355D0 (en) | Telephone handset aid | |
CA53283S (en) | Telephone handset | |
CA53048S (en) | Telephone handset |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20010619 |