AR203751A1 - Unidad emisora de pulsos para un aparato de abonados telefonicos - Google Patents
Unidad emisora de pulsos para un aparato de abonados telefonicosInfo
- Publication number
- AR203751A1 AR203751A1 AR254529A AR25452974A AR203751A1 AR 203751 A1 AR203751 A1 AR 203751A1 AR 254529 A AR254529 A AR 254529A AR 25452974 A AR25452974 A AR 25452974A AR 203751 A1 AR203751 A1 AR 203751A1
- Authority
- AR
- Argentina
- Prior art keywords
- transmitter unit
- subscriber device
- telephone subscriber
- pulse transmitter
- pulse
- Prior art date
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
- H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
- H04M1/312—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses pulses produced by electronic circuits
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Meter Arrangements (AREA)
- Interface Circuits In Exchanges (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3161273A GB1404078A (en) | 1973-07-03 | 1973-07-03 | Telephone outpulser circuits |
Publications (1)
Publication Number | Publication Date |
---|---|
AR203751A1 true AR203751A1 (es) | 1975-10-15 |
Family
ID=10325756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AR254529A AR203751A1 (es) | 1973-07-03 | 1974-07-04 | Unidad emisora de pulsos para un aparato de abonados telefonicos |
Country Status (10)
Country | Link |
---|---|
AR (1) | AR203751A1 (fr) |
BE (1) | BE817196R (fr) |
BR (1) | BR7405356A (fr) |
DE (1) | DE2430740A1 (fr) |
ES (1) | ES427877A1 (fr) |
FR (1) | FR2236322B2 (fr) |
GB (1) | GB1404078A (fr) |
HK (1) | HK28877A (fr) |
IT (1) | IT1015222B (fr) |
ZA (1) | ZA742857B (fr) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3488450A (en) * | 1966-12-02 | 1970-01-06 | American Telephone & Telegraph | Sender for transmitting trains of pulses |
-
1973
- 1973-07-03 GB GB3161273A patent/GB1404078A/en not_active Expired
-
1974
- 1974-05-06 ZA ZA00742857A patent/ZA742857B/xx unknown
- 1974-06-20 IT IT24191/74A patent/IT1015222B/it active
- 1974-06-26 DE DE2430740A patent/DE2430740A1/de active Pending
- 1974-06-28 BR BR5356/74A patent/BR7405356A/pt unknown
- 1974-07-02 FR FR7422934A patent/FR2236322B2/fr not_active Expired
- 1974-07-02 ES ES427877A patent/ES427877A1/es not_active Expired
- 1974-07-03 BE BE2053727A patent/BE817196R/fr not_active IP Right Cessation
- 1974-07-04 AR AR254529A patent/AR203751A1/es active
-
1977
- 1977-06-09 HK HK288/77A patent/HK28877A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ES427877A1 (es) | 1976-11-16 |
FR2236322B2 (fr) | 1978-11-24 |
IT1015222B (it) | 1977-05-10 |
GB1404078A (en) | 1975-08-28 |
BR7405356A (pt) | 1976-08-31 |
AU6914474A (en) | 1975-11-20 |
HK28877A (en) | 1977-06-17 |
BE817196R (fr) | 1975-01-03 |
FR2236322A2 (fr) | 1975-01-31 |
ZA742857B (en) | 1975-03-26 |
DE2430740A1 (de) | 1975-01-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES200006Y (es) | Un dispositivo de afeitar. | |
AR225263A1 (es) | Un aparato impresor | |
ZA737102B (en) | Keyboard for a dialling device for telecommunication systems | |
IT1015086B (it) | Dispositivo a stato solido | |
IT1030725B (it) | Dispositivo di rappresentazione a stato solido per un orololgio | |
AR208525A1 (es) | Un dispositivo de sincronismo | |
BE812635A (fr) | Dispositif de telecommunications a division temporelle | |
ES199238Y (es) | Dispositivo de conexion de un punzon. | |
IT1011048B (it) | Dispositivo a lampo per macchine fotografiche | |
BE768880A (fr) | Dispositif de telecommunication a transmission en multiplex pardivisiondu temps | |
BE796283A (fr) | Dispositif de serrage a plongeur | |
BE823078A (fr) | Dispositif distributeur | |
IT1026634B (it) | Apparato telfonico per comunicazione di dati | |
IT1010406B (it) | Custodia per unita telefoniche | |
SE389954C (sv) | Telefonapparat | |
NL7409502A (nl) | Codeer-decodeer-inrichting voor een tijdmultiplex-telefoniestelsel. | |
AR203751A1 (es) | Unidad emisora de pulsos para un aparato de abonados telefonicos | |
IT1011936B (it) | Apparecchio telefonico a tastiera | |
BE813608A (fr) | Dispositif a ressort-contact | |
IT1025654B (it) | Dispositivo di montaggio di un rubinetto monofusto | |
BR7400666D0 (pt) | Dispositivo para discagem de aparelho telefonico | |
BR7405569D0 (pt) | Dispositivo de discagem para um aparelho telefonico com a funcao de impedir discagem interurbana (ddd) | |
IT1025585B (it) | Dispositivo per cottura a pressione | |
IT1010250B (it) | Apparecchio per trasmissione telefonica | |
BR7304782D0 (pt) | Dispositivo de selecao de linha telefonica |