DE160642C - - Google Patents
Info
- Publication number
- DE160642C DE160642C DENDAT160642D DE160642DA DE160642C DE 160642 C DE160642 C DE 160642C DE NDAT160642 D DENDAT160642 D DE NDAT160642D DE 160642D A DE160642D A DE 160642DA DE 160642 C DE160642 C DE 160642C
- Authority
- DE
- Germany
- Prior art keywords
- subscriber
- connection
- office
- line
- battery
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M5/00—Manual exchanges
- H04M5/12—Calling substations, e.g. by ringing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE160642C true DE160642C (cs) |
Family
ID=426589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT160642D Active DE160642C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE160642C (cs) |
-
0
- DE DENDAT160642D patent/DE160642C/de active Active
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