FR2446571A3 - Minuterie pour surveiller la duree des communications telephoniques - Google Patents
Minuterie pour surveiller la duree des communications telephoniquesInfo
- Publication number
- FR2446571A3 FR2446571A3 FR8000573A FR8000573A FR2446571A3 FR 2446571 A3 FR2446571 A3 FR 2446571A3 FR 8000573 A FR8000573 A FR 8000573A FR 8000573 A FR8000573 A FR 8000573A FR 2446571 A3 FR2446571 A3 FR 2446571A3
- Authority
- FR
- France
- Prior art keywords
- mechanical
- alarm
- train
- short periods
- telephone calls
- 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.)
- Granted
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
- H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
- H04M15/30—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal the meter or calculation of charges not being controlled from an exchange
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2901189 | 1979-01-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2446571A3 true FR2446571A3 (fr) | 1980-08-08 |
FR2446571B3 FR2446571B3 (ja) | 1981-01-02 |
Family
ID=6060493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8000573A Granted FR2446571A3 (fr) | 1979-01-13 | 1980-01-11 | Minuterie pour surveiller la duree des communications telephoniques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2446571A3 (ja) |
-
1980
- 1980-01-11 FR FR8000573A patent/FR2446571A3/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2446571B3 (ja) | 1981-01-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1509470A (en) | Alarm setting device for timepieces | |
FR2446571A3 (fr) | Minuterie pour surveiller la duree des communications telephoniques | |
CH643105B (fr) | Mouvement d'horlogerie equipe d'un dispositif d'ajustage d'un mecanisme avertisseur. | |
FR2615970B1 (fr) | Dispositif de commande ou de correction de l'affichage du jour ou du quantieme pour une montre, notamment une montre-bracelet | |
GB2210182B (en) | Watches or clocks | |
GB1329169A (en) | Digital alarm clock | |
FR2420155A1 (fr) | Montre alimentee par pile | |
FR2425101A1 (fr) | Piece d'horlogerie pourvue d'un dispositif de synchronisation entre un affichage analogique et un affichage numerique | |
US2451250A (en) | Elapsed time indicator | |
FR2355276A1 (fr) | Dispositif affichant le temps, reserve aux musulmans, avec boussole integree tridirectionnelle donnant automatiquement la position geographique de la mecque | |
GB1103837A (en) | Improvements in or relating to a watch movement with ringing mechanism | |
GB1306267A (ja) | ||
JPH0313750Y2 (ja) | ||
JPH0249590Y2 (ja) | ||
GB1397982A (en) | Timing devices | |
SU1490692A1 (ru) | Устройство дл измерени стартстопных характеристик аппарата магнитной записи | |
GB1283018A (en) | Electronic wrist watch | |
GB1331153A (en) | Timepiece | |
GB1455307A (en) | Alarm clock mechanism | |
UST961001I4 (en) | Electronic watch-chronograph | |
FR2596884B3 (fr) | Piece d'horlogerie avec signes du zodiaque | |
JPS6074322A (ja) | タイムスイツチ | |
GB769045A (en) | Improvements in or relating to speed-recording devices | |
GB1289581A (ja) | ||
JPS5681488A (en) | Electronic clock with snoozing function |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |