BE424696A - - Google Patents
Info
- Publication number
- BE424696A BE424696A BE424696DA BE424696A BE 424696 A BE424696 A BE 424696A BE 424696D A BE424696D A BE 424696DA BE 424696 A BE424696 A BE 424696A
- Authority
- BE
- Belgium
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
- H04M15/04—Recording calls, or communications in printed, perforated or other permanent form
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2244785X | 1936-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE424696A true BE424696A (en:Method) |
Family
ID=10902124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE424696D BE424696A (en:Method) | 1936-11-20 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2244785A (en:Method) |
| BE (1) | BE424696A (en:Method) |
-
0
- BE BE424696D patent/BE424696A/xx unknown
-
1937
- 1937-10-27 US US171274A patent/US2244785A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2244785A (en) | 1941-06-10 |