NL53702C - - Google Patents
Info
- Publication number
- NL53702C NL53702C NL53702DA NL53702C NL 53702 C NL53702 C NL 53702C NL 53702D A NL53702D A NL 53702DA NL 53702 C NL53702 C NL 53702C
- 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
- H04M15/38—Charging, billing or metering by apparatus other than mechanical step-by-step counter type
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA0082858 | 1937-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL53702C true NL53702C (forum.php) |
Family
ID=6948732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL53702D NL53702C (forum.php) | 1937-05-07 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH202981A (forum.php) |
| NL (1) | NL53702C (forum.php) |
-
0
- NL NL53702D patent/NL53702C/xx active
-
1938
- 1938-05-04 CH CH202981D patent/CH202981A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH202981A (de) | 1939-02-15 |