JPS50119509A - - Google Patents
Info
- Publication number
- JPS50119509A JPS50119509A JP600975A JP600975A JPS50119509A JP S50119509 A JPS50119509 A JP S50119509A JP 600975 A JP600975 A JP 600975A JP 600975 A JP600975 A JP 600975A JP S50119509 A JPS50119509 A JP S50119509A
- Authority
- JP
- Japan
- 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.)
- Pending
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)
- Monitoring And Testing Of Exchanges (AREA)
- Meter Arrangements (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US43893074A | 1974-02-01 | 1974-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50119509A true JPS50119509A (it) | 1975-09-19 |
Family
ID=23742623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP600975A Pending JPS50119509A (it) | 1974-02-01 | 1975-01-14 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS50119509A (it) |
| DE (1) | DE2460991A1 (it) |
| FR (1) | FR2260237A1 (it) |
| IT (1) | IT1027865B (it) |
-
1974
- 1974-12-20 IT IT3078974A patent/IT1027865B/it active
- 1974-12-21 DE DE19742460991 patent/DE2460991A1/de active Pending
- 1974-12-27 FR FR7443562A patent/FR2260237A1/fr active Granted
-
1975
- 1975-01-14 JP JP600975A patent/JPS50119509A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2260237B1 (it) | 1978-11-24 |
| FR2260237A1 (en) | 1975-08-29 |
| IT1027865B (it) | 1978-12-20 |
| DE2460991A1 (de) | 1975-08-14 |