NL225745A - - Google Patents
Info
- Publication number
- NL225745A NL225745A NL225745DA NL225745A NL 225745 A NL225745 A NL 225745A NL 225745D A NL225745D A NL 225745DA NL 225745 A NL225745 A NL 225745A
- Authority
- NL
- Netherlands
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)
- Exchange Systems With Centralized Control (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Meter Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8052/57A GB876538A (en) | 1957-03-12 | 1957-03-12 | Improvements in or relating to arrangements for metering telephone calls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL225745A true NL225745A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=9844868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL225745D NL225745A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1957-03-12 |
Country Status (4)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB968996A (en) * | 1959-09-30 | 1964-09-09 | Honeywell Regulator Co | Improved electrical sequencing control |
| BE619969A (nl) * | 1961-07-28 | 1963-01-10 | Bell Telephone Mfg | Werkwijze voor het automatisch ontvangen van impulsen, die via lijnen binnenkomen |
| US3231866A (en) * | 1961-09-08 | 1966-01-25 | Bell Telephone Labor Inc | Traffic data processing system |
| NL283311A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1961-09-15 | |||
| BE635121A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1962-07-18 | |||
| BE639057A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1962-10-24 | |||
| DE93350C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1964-09-25 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE673407C (de) * | 1930-06-08 | 1939-03-22 | Siemens Ag | Schaltungsanordnung zur Verbindungszaehlung in Fernschreibvermittlungsanlagen mit Waehlerbetrieb |
| DE746666C (de) * | 1940-05-27 | 1944-08-16 | Versuchsanstalt Fuer Luftfahrt | Indikator |
| US2749037A (en) * | 1950-04-21 | 1956-06-05 | George R Stibitz | Electronic computer for multiplication |
| US2805286A (en) * | 1951-07-25 | 1957-09-03 | British Telecomm Res Ltd | Electrical signalling systems |
| US2850571A (en) * | 1952-09-19 | 1958-09-02 | Int Standard Electric Corp | Magnetic store for telephone meter impulses |
| BE526957A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1953-03-05 | |||
| GB763828A (en) * | 1953-05-22 | 1956-12-19 | Standard Telephones Cables Ltd | Improvements in or relating to subscriber billing in automatic telecommunication exchange systems and the like |
| BE520228A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1953-05-27 | 1955-06-10 | ||
| BE535704A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1954-02-15 | |||
| US2723312A (en) * | 1954-09-15 | 1955-11-08 | Bell Telephone Labor Inc | Magnetic drum dial pulse recording and storage registers |
| DE1074663B (de) * | 1955-11-24 | 1960-02-04 | Siemens Edison Swan Limited, London | Schaltungsanordnung für Umrechner in Fernmelde-, insbesondere Fernsprechanlagen |
| GB850361A (en) | 1955-12-09 | 1960-10-05 | Siemens Edison Swan Ltd | Improvements relating to automatic exchange systems |
-
0
- NL NL225745D patent/NL225745A/xx unknown
-
1957
- 1957-03-12 GB GB8052/57A patent/GB876538A/en not_active Expired
-
1958
- 1958-03-10 US US720471A patent/US3067290A/en not_active Expired - Lifetime
- 1958-03-11 DE DEA29032A patent/DE1121131B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3067290A (en) | 1962-12-04 |
| DE1121131B (de) | 1962-01-04 |
| GB876538A (en) | 1961-09-06 |