GB550235A - Improvements in telephone systems - Google Patents
Improvements in telephone systemsInfo
- Publication number
- GB550235A GB550235A GB8082/41A GB808241A GB550235A GB 550235 A GB550235 A GB 550235A GB 8082/41 A GB8082/41 A GB 8082/41A GB 808241 A GB808241 A GB 808241A GB 550235 A GB550235 A GB 550235A
- Authority
- GB
- United Kingdom
- Prior art keywords
- register
- translator
- digit
- digits
- ticketing
- 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
- 230000005540 biological transmission Effects 0.000 abstract 2
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Meter Arrangements (AREA)
- Credit Cards Or The Like (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Corsets Or Brassieres (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US354301A US2385228A (en) | 1940-08-26 | 1940-08-26 | Telephone system |
| US446717A US2500374A (en) | 1940-08-26 | 1942-06-12 | Automatic charging and ticketing in automatic telephony |
| US451622A US2437118A (en) | 1940-08-26 | 1942-07-20 | Automatic telephone system having rating independent of routing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB550235A true GB550235A (en) | 1942-12-30 |
Family
ID=27408172
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB14892/42A Expired GB550244A (en) | 1940-08-26 | 1941-06-27 | Improvements in telephone systems |
| GB8082/41A Expired GB550235A (en) | 1940-08-26 | 1941-06-27 | Improvements in telephone systems |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB14892/42A Expired GB550244A (en) | 1940-08-26 | 1941-06-27 | Improvements in telephone systems |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US2500374A (forum.php) |
| BE (1) | BE442550A (forum.php) |
| GB (2) | GB550244A (forum.php) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE465859A (forum.php) * | 1945-06-13 | |||
| BE471330A (forum.php) * | 1946-02-23 | |||
| US2688658A (en) * | 1947-07-07 | 1954-09-07 | Bell Telephone Labor Inc | Call data recording telephone system |
| US2655652A (en) * | 1948-06-28 | 1953-10-13 | John H Homrighous | Multiplex time division telephone systems |
| US2657268A (en) * | 1948-10-14 | 1953-10-27 | Bell Telephone Labor Inc | System for automatically ticketing telephone calls |
| BE498945A (forum.php) * | 1949-10-26 | |||
| US2805283A (en) * | 1951-12-10 | 1957-09-03 | Gen Telephone Lab Inc | Automatic telegraph switching system |
| US2886642A (en) * | 1953-04-13 | 1959-05-12 | Gen Dynamics Corp | Automatic toll ticketing |
| US2956127A (en) * | 1954-12-08 | 1960-10-11 | North Electric Co | Automatic telephone system |
| US2947817A (en) * | 1955-09-26 | 1960-08-02 | Gen Dynamics Corp | Clock-calendar circuit |
| US2877311A (en) * | 1955-09-26 | 1959-03-10 | Gen Dynamics Corp | Automatic subscriber identification system |
| US3059055A (en) * | 1958-05-05 | 1962-10-16 | Int Standard Electric Corp | Telephone systems |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1650410A (en) * | 1921-10-12 | 1927-11-22 | bellamy | |
| US1653300A (en) * | 1922-02-04 | 1927-12-20 | A cobpobation of dela | |
| US1673420A (en) * | 1925-02-20 | 1928-06-12 | Automatic Electric Inc | Automatic telephone system |
| US1738931A (en) * | 1926-02-12 | 1929-12-10 | Automatic Electric Inc | Zone metering system |
| US1901156A (en) * | 1930-06-23 | 1933-03-14 | Ass Telephone & Telegraph Co | Telephone system |
| US2007736A (en) * | 1932-01-30 | 1935-07-09 | Milton S Friendly | Automatic telephone system |
| US2079721A (en) * | 1932-07-23 | 1937-05-11 | Shepherd Judson O'd | Metering system |
| US2074754A (en) * | 1932-11-19 | 1937-03-23 | Harold F Murphy | Recording device for telephones |
| GB426790A (en) * | 1933-10-06 | 1935-04-08 | Standard Telephones Cables Ltd | Improvements in or relating to automatic or semi-automatic telephone or like exchange systems |
| US2165924A (en) * | 1933-10-31 | 1939-07-11 | Bell Telephone Labor Inc | Telephone system |
| US2089768A (en) * | 1934-03-01 | 1937-08-10 | Samuel H Lewis | Telephone call apparatus |
| US2112951A (en) * | 1934-04-28 | 1938-04-05 | Bell Telephone Labor Inc | Telephone system |
| US2064274A (en) * | 1935-07-02 | 1936-12-15 | Bell Telephone Labor Inc | Recording mechanism |
| US2182482A (en) * | 1936-08-04 | 1939-12-05 | Siemens & Halske Ag Of Wernerw | Automatic telephone system |
| US2316238A (en) * | 1937-12-24 | 1943-04-13 | Int Standard Electric Corp | Telecommunication system |
| US2289745A (en) * | 1937-12-24 | 1942-07-14 | Int Standard Electric Corp | Metering equipment for telecommunication exchange systems |
| US2277470A (en) * | 1938-01-25 | 1942-03-24 | Western Electric Co | Automatic toll ticketing system |
| US2273165A (en) * | 1938-04-06 | 1942-02-17 | Western Electric Co | Tariff determining equipment for telephone systems |
| US2272475A (en) * | 1938-06-14 | 1942-02-10 | Associated Electric Lab Inc | Telephone system |
| US2201986A (en) * | 1938-06-17 | 1940-05-28 | Bell Telephone Labor Inc | Telephone system |
| GB530443A (en) * | 1939-05-11 | 1940-12-12 | Ass Telephone & Telegraph Co | Improvements in or relating to telephone systems |
| US2300829A (en) * | 1940-03-22 | 1942-11-03 | Bell Telephone Labor Inc | Calling line identification system |
| US2352492A (en) * | 1941-12-20 | 1944-06-27 | Automatic Elect Lab | Telephone system |
-
0
- BE BE442550D patent/BE442550A/xx unknown
-
1941
- 1941-06-27 GB GB14892/42A patent/GB550244A/en not_active Expired
- 1941-06-27 GB GB8082/41A patent/GB550235A/en not_active Expired
-
1942
- 1942-06-12 US US446717A patent/US2500374A/en not_active Expired - Lifetime
- 1942-07-20 US US451622A patent/US2437118A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE442550A (forum.php) | |
| US2437118A (en) | 1948-03-02 |
| US2500374A (en) | 1950-03-14 |
| GB550244A (en) | 1942-12-30 |
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