BE640537A - - Google Patents
Info
- Publication number
- BE640537A BE640537A BE640537DA BE640537A BE 640537 A BE640537 A BE 640537A BE 640537D A BE640537D A BE 640537DA BE 640537 A BE640537 A BE 640537A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US240558A US3264415A (en) | 1962-11-28 | 1962-11-28 | Switching system for outpulsing on pbx trunks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE640537A true BE640537A (https=) |
Family
ID=22907033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE640537D BE640537A (https=) | 1962-11-28 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3264415A (https=) |
| BE (1) | BE640537A (https=) |
| DE (1) | DE1200376C2 (https=) |
| GB (1) | GB1066589A (https=) |
| NL (2) | NL142556B (https=) |
| SE (1) | SE342961B (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE312154B (https=) * | 1964-07-02 | 1969-07-07 | Ericsson Telefon Ab L M | |
| US3524025A (en) * | 1966-04-14 | 1970-08-11 | Nippon Telegraph & Telephone | Route advance control system for automatic telephone exchanges |
| DE1537762B2 (de) * | 1966-09-17 | 1971-02-18 | Hitachi Ltd , Tokio | Steuereinrichtung fuer automatische fernmelde vermittlungs anlagen |
| JPS52127108A (en) * | 1976-04-19 | 1977-10-25 | Hitachi Ltd | Controllig for private branch exchange of two combined sets |
| US4415773A (en) * | 1981-10-29 | 1983-11-15 | Western Electric Company, Inc. | Methods of establishing a switching connection within a switching system |
| US4879743A (en) * | 1988-10-03 | 1989-11-07 | American Telephone And Telegraph Company | PBX and adjunct using multi-frequency tones for communication therebetween |
-
0
- NL NL300641D patent/NL300641A/xx unknown
- BE BE640537D patent/BE640537A/xx unknown
-
1962
- 1962-11-28 US US240558A patent/US3264415A/en not_active Expired - Lifetime
-
1963
- 1963-11-07 GB GB43947/63A patent/GB1066589A/en not_active Expired
- 1963-11-13 DE DE1963W0035618 patent/DE1200376C2/de not_active Expired
- 1963-11-18 NL NL63300641A patent/NL142556B/xx not_active IP Right Cessation
- 1963-11-27 SE SE13119/63A patent/SE342961B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL142556B (nl) | 1974-06-17 |
| DE1200376B (de) | 1965-09-09 |
| GB1066589A (en) | 1967-04-26 |
| DE1200376C2 (de) | 1976-08-12 |
| SE342961B (https=) | 1972-02-21 |
| NL300641A (https=) | |
| US3264415A (en) | 1966-08-02 |