DE198438C - - Google Patents
Info
- Publication number
- DE198438C DE198438C DENDAT198438D DE198438DA DE198438C DE 198438 C DE198438 C DE 198438C DE NDAT198438 D DENDAT198438 D DE NDAT198438D DE 198438D A DE198438D A DE 198438DA DE 198438 C DE198438 C DE 198438C
- Authority
- DE
- Germany
- Prior art keywords
- relay
- counting
- call
- lamp
- appears
- 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
- 238000004804 winding Methods 0.000 description 3
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Meter Arrangements (AREA)
- Devices For Supply Of Signal Current (AREA)
- Interface Circuits In Exchanges (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE198438C true DE198438C (enExample) |
Family
ID=461235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT198438D Active DE198438C (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE198438C (enExample) |
-
0
- DE DENDAT198438D patent/DE198438C/de active Active
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