NL93554C - - Google Patents
Info
- Publication number
- NL93554C NL93554C NL93554DA NL93554C NL 93554 C NL93554 C NL 93554C NL 93554D A NL93554D A NL 93554DA NL 93554 C NL93554 C NL 93554C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/50—Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers ; Centralised arrangements for recording messages
- H04M3/51—Centralised call answering arrangements requiring operator intervention, e.g. call or contact centers for telemarketing
- H04M3/523—Centralised call answering arrangements requiring operator intervention, e.g. call or contact centers for telemarketing with call distribution or queueing
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Marketing (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1049199T | 1952-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL93554C true NL93554C (xx) | 1900-01-01 |
Family
ID=9593602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL93554D NL93554C (xx) | 1952-01-17 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2979642A (xx) |
| BE (1) | BE516945A (xx) |
| CH (1) | CH315053A (xx) |
| DE (1) | DE958661C (xx) |
| DK (1) | DK81415C (xx) |
| FR (1) | FR1049199A (xx) |
| NL (1) | NL93554C (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1174847B (de) * | 1962-03-31 | 1964-07-30 | Deutsche Telephonwerk Kabel | Schaltungsanordnung fuer relaisgesteuerte Pruefverteiler in Fernmelde-, insbesondere Fernsprechwaehlanlagen |
| DE1192269B (de) * | 1962-04-05 | 1965-05-06 | Siemens Ag | Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen, in denen eine Einrichtung ueber mehrere Eingaenge belegbar ist |
| DE1189150B (de) * | 1963-08-19 | 1965-03-18 | Siemens Ag | Schaltungsanordnung fuer Fernmeldevermittlungsanlagen, insbesondere Fernsprechvermittlungsanlagen |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1669298A (en) * | 1926-06-18 | 1928-05-08 | Walter H Cook | Rotary timing switch |
| US1838961A (en) * | 1928-12-03 | 1931-12-29 | Associated Electric Lab Inc | Relay control system |
| NL39651C (xx) * | 1933-09-30 | |||
| US2347481A (en) * | 1939-07-22 | 1944-04-25 | Frederick J Hooven | Timing device |
| US2382140A (en) * | 1943-04-03 | 1945-08-14 | Union Switch & Signal Co | Vehicle counting apparatus |
| US2439405A (en) * | 1946-01-14 | 1948-04-13 | Jr Conrad H Zierdt | Pulse counting relay system |
| GB612774A (en) * | 1946-06-03 | 1948-11-17 | Standard Telephones Cables Ltd | Improvements in or relating to electromagnetic relays |
| DE919050C (de) * | 1950-03-02 | 1954-10-11 | Siemens Ag | Schaltungsanordnung zur Bereitstellung einer freien von mehreren abgehenden Leitungen |
-
0
- BE BE516945D patent/BE516945A/xx unknown
- NL NL93554D patent/NL93554C/xx active
-
1952
- 1952-01-17 FR FR1049199D patent/FR1049199A/fr not_active Expired
- 1952-12-04 US US32399252 patent/US2979642A/en not_active Expired - Lifetime
- 1952-12-30 DK DK415552A patent/DK81415C/da active
-
1953
- 1953-01-11 DE DEI6802A patent/DE958661C/de not_active Expired
- 1953-01-14 CH CH315053D patent/CH315053A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH315053A (de) | 1956-07-15 |
| DE958661C (de) | 1957-02-21 |
| BE516945A (xx) | 1900-01-01 |
| DK81415C (da) | 1956-10-29 |
| US2979642A (en) | 1961-04-11 |
| FR1049199A (fr) | 1953-12-28 |