CH157790A - Exchange for electrical telecommunication connections. - Google Patents
Exchange for electrical telecommunication connections.Info
- Publication number
- CH157790A CH157790A CH157790DA CH157790A CH 157790 A CH157790 A CH 157790A CH 157790D A CH157790D A CH 157790DA CH 157790 A CH157790 A CH 157790A
- Authority
- CH
- Switzerland
- Prior art keywords
- exchange
- telecommunication connections
- electrical telecommunication
- electrical
- connections
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
-
- 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)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Meter Arrangements (AREA)
- Telephone Set Structure (AREA)
- Credit Cards Or The Like (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH391629X | 1931-06-11 | ||
CH391637X | 1931-06-20 | ||
CH391651X | 1931-07-21 | ||
GB2020032A GB395876A (en) | 1932-07-16 | 1932-07-16 | Improvements in and relating to automatic telephone systems |
Publications (1)
Publication Number | Publication Date |
---|---|
CH157790A true CH157790A (en) | 1932-10-15 |
Family
ID=31950593
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH157790D CH157790A (en) | 1931-06-11 | 1931-06-11 | Exchange for electrical telecommunication connections. |
CH160358D CH160358A (en) | 1931-06-11 | 1931-06-29 | Exchange for electrical telecommunication connections. |
CH162661D CH162661A (en) | 1931-06-11 | 1931-07-10 | Exchange for electrical telecommunication connections. |
CH160685D CH160685A (en) | 1931-06-11 | 1931-07-21 | Exchange for electrical telecommunication connections. |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH160358D CH160358A (en) | 1931-06-11 | 1931-06-29 | Exchange for electrical telecommunication connections. |
CH162661D CH162661A (en) | 1931-06-11 | 1931-07-10 | Exchange for electrical telecommunication connections. |
CH160685D CH160685A (en) | 1931-06-11 | 1931-07-21 | Exchange for electrical telecommunication connections. |
Country Status (2)
Country | Link |
---|---|
CH (4) | CH157790A (en) |
GB (4) | GB392409A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE957045C (en) * | 1952-10-09 | 1957-01-31 | Siemens Ag | Switching mechanism for storing series of current impulses |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE872563C (en) * | 1940-03-27 | 1953-04-02 | Normalzeit G M B H | Circuit arrangement for announcing charges in telecommunications systems |
DE953267C (en) * | 1952-11-25 | 1956-11-29 | Telefon Fabrik Automatic As | Circuit arrangement for billing in telephone systems |
US3194893A (en) * | 1961-04-07 | 1965-07-13 | Carl C Anel | Automatic operating device for pushbutton telephones |
-
1931
- 1931-06-11 CH CH157790D patent/CH157790A/en unknown
- 1931-06-29 CH CH160358D patent/CH160358A/en unknown
- 1931-07-10 CH CH162661D patent/CH162661A/en unknown
- 1931-07-21 CH CH160685D patent/CH160685A/en unknown
- 1931-09-19 GB GB26025/32A patent/GB392409A/en not_active Expired
-
1932
- 1932-06-11 GB GB16582/32A patent/GB391629A/en not_active Expired
- 1932-06-20 GB GB17474/32A patent/GB391637A/en not_active Expired
- 1932-07-18 GB GB20312/32A patent/GB391651A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE957045C (en) * | 1952-10-09 | 1957-01-31 | Siemens Ag | Switching mechanism for storing series of current impulses |
Also Published As
Publication number | Publication date |
---|---|
GB391629A (en) | 1933-05-04 |
CH162661A (en) | 1933-06-30 |
CH160685A (en) | 1933-03-15 |
GB391651A (en) | 1933-05-04 |
GB391637A (en) | 1933-05-04 |
GB392409A (en) | 1933-05-18 |
CH160358A (en) | 1933-02-28 |
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