CH229753A - Relay breaker device on selector. - Google Patents
Relay breaker device on selector.Info
- Publication number
- CH229753A CH229753A CH229753DA CH229753A CH 229753 A CH229753 A CH 229753A CH 229753D A CH229753D A CH 229753DA CH 229753 A CH229753 A CH 229753A
- Authority
- CH
- Switzerland
- Prior art keywords
- selector
- breaker device
- relay breaker
- relay
- breaker
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE229753X | 1942-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH229753A true CH229753A (en) | 1943-11-15 |
Family
ID=5867994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH229753D CH229753A (en) | 1942-02-05 | 1942-09-23 | Relay breaker device on selector. |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH229753A (en) |
FR (1) | FR888612A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE961911C (en) * | 1954-04-06 | 1957-04-11 | Siemens Ag | Electromagnetic double relay |
-
1942
- 1942-09-23 CH CH229753D patent/CH229753A/en unknown
- 1942-11-26 FR FR888612D patent/FR888612A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR888612A (en) | 1943-12-17 |
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