NL287309A - - Google Patents
Info
- Publication number
- NL287309A NL287309A NL287309DA NL287309A NL 287309 A NL287309 A NL 287309A NL 287309D A NL287309D A NL 287309DA NL 287309 A NL287309 A NL 287309A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Facsimiles In General (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB166/62A GB1020381A (en) | 1962-01-02 | 1962-01-02 | Improvements relating to automatic telephone exchange systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL287309A true NL287309A (en:Method) |
Family
ID=9699571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL287309D NL287309A (en:Method) | 1962-01-02 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3301960A (en:Method) |
| BE (1) | BE626592A (en:Method) |
| CH (1) | CH414757A (en:Method) |
| DE (1) | DE1220902B (en:Method) |
| GB (1) | GB1020381A (en:Method) |
| NL (1) | NL287309A (en:Method) |
| SE (1) | SE328030B (en:Method) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR974803A (en:Method) * | 1947-11-10 | 1951-02-26 | ||
| NL94734C (en:Method) * | 1950-01-16 | |||
| BE526957A (en:Method) * | 1953-03-05 | |||
| NL133820C (en:Method) * | 1953-11-30 |
-
0
- BE BE626592D patent/BE626592A/xx unknown
- NL NL287309D patent/NL287309A/xx unknown
-
1962
- 1962-01-02 GB GB166/62A patent/GB1020381A/en not_active Expired
- 1962-12-11 DE DEA41843A patent/DE1220902B/de active Pending
- 1962-12-13 US US244333A patent/US3301960A/en not_active Expired - Lifetime
- 1962-12-14 CH CH1472062A patent/CH414757A/de unknown
- 1962-12-28 SE SE14101/62A patent/SE328030B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3301960A (en) | 1967-01-31 |
| CH414757A (de) | 1966-06-15 |
| BE626592A (en:Method) | |
| GB1020381A (en) | 1966-02-16 |
| SE328030B (en:Method) | 1970-09-07 |
| DE1220902B (de) | 1966-07-14 |