GB191207264A - An Improved Automatic Toll Recorder for Telephone Systems. - Google Patents
An Improved Automatic Toll Recorder for Telephone Systems.Info
- Publication number
- GB191207264A GB191207264A GB191207264DA GB191207264A GB 191207264 A GB191207264 A GB 191207264A GB 191207264D A GB191207264D A GB 191207264DA GB 191207264 A GB191207264 A GB 191207264A
- Authority
- GB
- United Kingdom
- Prior art keywords
- telephone systems
- automatic toll
- improved automatic
- toll recorder
- recorder
- 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.)
- Expired
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Structure Of Telephone Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU441982X | 1911-04-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB191207264A true GB191207264A (en) | 1913-04-25 |
Family
ID=32513309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB191207264D Expired GB191207264A (en) | 1911-04-03 | 1912-03-25 | An Improved Automatic Toll Recorder for Telephone Systems. |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE266797C (en) |
FR (1) | FR441982A (en) |
GB (1) | GB191207264A (en) |
-
0
- DE DENDAT266797D patent/DE266797C/de active Active
-
1912
- 1912-03-25 GB GB191207264D patent/GB191207264A/en not_active Expired
- 1912-04-01 FR FR441982A patent/FR441982A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE266797C (en) | |
FR441982A (en) | 1912-08-21 |
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