CH264145A - Equipment in telecommunication systems, for the execution of switching processes at the subscriber. - Google Patents
Equipment in telecommunication systems, for the execution of switching processes at the subscriber.Info
- Publication number
- CH264145A CH264145A CH264145DA CH264145A CH 264145 A CH264145 A CH 264145A CH 264145D A CH264145D A CH 264145DA CH 264145 A CH264145 A CH 264145A
- Authority
- CH
- Switzerland
- Prior art keywords
- subscriber
- execution
- equipment
- telecommunication systems
- switching processes
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations
-
- 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
- H04M1/38—Pulses transmitted by a movement variably limited by the setting of a stop
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH950171X | 1946-07-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH264145A true CH264145A (en) | 1949-09-30 |
Family
ID=4550008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH264145D CH264145A (en) | 1946-07-26 | 1946-07-26 | Equipment in telecommunication systems, for the execution of switching processes at the subscriber. |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE475422A (en) |
CH (1) | CH264145A (en) |
FR (1) | FR950171A (en) |
-
1946
- 1946-07-26 CH CH264145D patent/CH264145A/en unknown
-
1947
- 1947-07-25 FR FR950171D patent/FR950171A/en not_active Expired
-
1949
- 1949-08-14 BE BE475422A patent/BE475422A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BE475422A (en) | 1947-09-20 |
FR950171A (en) | 1949-09-20 |
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