NL81641C - - Google Patents
Info
- Publication number
- NL81641C NL81641C NL81641DA NL81641C NL 81641 C NL81641 C NL 81641C NL 81641D A NL81641D A NL 81641DA NL 81641 C NL81641 C NL 81641C
- Authority
- NL
- Netherlands
Links
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Relay Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH998275X | 1948-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL81641C true NL81641C (en:Method) |
Family
ID=4551952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL81641D NL81641C (en:Method) | 1948-10-28 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH274631A (en:Method) |
| DE (1) | DE804219C (en:Method) |
| FR (1) | FR998275A (en:Method) |
| NL (1) | NL81641C (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1007383B (de) * | 1955-01-29 | 1957-05-02 | Standard Elektrik Ag | Schaltungsanordnung fuer zentrale Verzonungseinrichtungen in Selbstwaehlanlagen |
-
0
- NL NL81641D patent/NL81641C/xx active
-
1948
- 1948-10-28 CH CH274631D patent/CH274631A/de unknown
-
1949
- 1949-10-20 DE DEA52A patent/DE804219C/de not_active Expired
- 1949-10-27 FR FR998275D patent/FR998275A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH274631A (de) | 1951-04-15 |
| DE804219C (de) | 1951-04-19 |
| FR998275A (fr) | 1952-01-16 |