AT329640B - CIRCUIT ARRANGEMENT FOR A TELEPHONE SWITCHING SYSTEM WITH SUBSCRIBERS EXPANDED AS SWITCHING PLACES - Google Patents
CIRCUIT ARRANGEMENT FOR A TELEPHONE SWITCHING SYSTEM WITH SUBSCRIBERS EXPANDED AS SWITCHING PLACESInfo
- Publication number
- AT329640B AT329640B AT91074A AT91074A AT329640B AT 329640 B AT329640 B AT 329640B AT 91074 A AT91074 A AT 91074A AT 91074 A AT91074 A AT 91074A AT 329640 B AT329640 B AT 329640B
- Authority
- AT
- Austria
- Prior art keywords
- subscribers
- expanded
- circuit arrangement
- switching
- places
- Prior art date
Links
Classifications
-
- 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
- H04M3/44—Additional connecting arrangements for providing access to frequently-wanted subscribers, e.g. abbreviated dialling
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732311794 DE2311794C3 (en) | 1973-03-09 | 1973-03-09 | Circuit arrangement for a telephone exchange with subscriber stations developed as switching stations |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA91074A ATA91074A (en) | 1975-08-15 |
| AT329640B true AT329640B (en) | 1976-05-25 |
Family
ID=5874317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT91074A AT329640B (en) | 1973-03-09 | 1974-02-05 | CIRCUIT ARRANGEMENT FOR A TELEPHONE SWITCHING SYSTEM WITH SUBSCRIBERS EXPANDED AS SWITCHING PLACES |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT329640B (en) |
| BE (1) | BE812059A (en) |
| CH (1) | CH573196A5 (en) |
| DE (1) | DE2311794C3 (en) |
| FR (1) | FR2220943B1 (en) |
| GB (1) | GB1459299A (en) |
| IT (1) | IT1008404B (en) |
| LU (1) | LU69577A1 (en) |
| NL (1) | NL166167C (en) |
| SE (1) | SE386043B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4291199A (en) * | 1979-03-28 | 1981-09-22 | Bell Telephone Laboratories, Incorporated | Communication system tracking arrangement |
-
1973
- 1973-03-09 DE DE19732311794 patent/DE2311794C3/en not_active Expired
-
1974
- 1974-02-05 AT AT91074A patent/AT329640B/en not_active IP Right Cessation
- 1974-02-21 CH CH243274A patent/CH573196A5/xx not_active IP Right Cessation
- 1974-03-06 GB GB960974A patent/GB1459299A/en not_active Expired
- 1974-03-07 LU LU69577A patent/LU69577A1/xx unknown
- 1974-03-07 FR FR7407760A patent/FR2220943B1/fr not_active Expired
- 1974-03-08 IT IT4917174A patent/IT1008404B/en active
- 1974-03-08 BE BE141801A patent/BE812059A/en not_active IP Right Cessation
- 1974-03-08 NL NL7403182A patent/NL166167C/en not_active IP Right Cessation
- 1974-03-08 SE SE7403136A patent/SE386043B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH573196A5 (en) | 1976-02-27 |
| IT1008404B (en) | 1976-11-10 |
| GB1459299A (en) | 1976-12-22 |
| ATA91074A (en) | 1975-08-15 |
| LU69577A1 (en) | 1974-07-05 |
| DE2311794A1 (en) | 1974-09-26 |
| FR2220943A1 (en) | 1974-10-04 |
| NL7403182A (en) | 1974-09-11 |
| DE2311794B2 (en) | 1975-01-16 |
| FR2220943B1 (en) | 1979-06-15 |
| BE812059A (en) | 1974-09-09 |
| DE2311794C3 (en) | 1975-08-28 |
| SE386043B (en) | 1976-07-26 |
| NL166167B (en) | 1981-01-15 |
| NL166167C (en) | 1981-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee | ||
| UEP | Publication of translation of european patent specification |