CH545567A - - Google Patents
Info
- Publication number
- CH545567A CH545567A CH1166572A CH545567DA CH545567A CH 545567 A CH545567 A CH 545567A CH 1166572 A CH1166572 A CH 1166572A CH 545567D A CH545567D A CH 545567DA CH 545567 A CH545567 A CH 545567A
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712145205 DE2145205C3 (en) | 1971-09-09 | Method for detecting a collision between an ascending and a descending call on the subscriber lines of a data switching system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH545567A true CH545567A (en) | 1974-01-31 |
Family
ID=5819148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1166572A CH545567A (en) | 1971-09-09 | 1972-08-07 |
Country Status (12)
| Country | Link |
|---|---|
| AU (1) | AU469199B2 (en) |
| BE (1) | BE788568A (en) |
| CA (1) | CA960390A (en) |
| CH (1) | CH545567A (en) |
| DK (1) | DK142389C (en) |
| FR (1) | FR2152595B1 (en) |
| GB (1) | GB1395413A (en) |
| IT (1) | IT967176B (en) |
| LU (1) | LU66020A1 (en) |
| NL (1) | NL7212256A (en) |
| SE (1) | SE381155B (en) |
| ZA (1) | ZA725290B (en) |
-
0
- BE BE788568D patent/BE788568A/en unknown
-
1972
- 1972-07-20 GB GB3400872A patent/GB1395413A/en not_active Expired
- 1972-08-01 ZA ZA725290A patent/ZA725290B/en unknown
- 1972-08-04 CA CA148,746A patent/CA960390A/en not_active Expired
- 1972-08-07 CH CH1166572A patent/CH545567A/xx not_active IP Right Cessation
- 1972-08-14 AU AU45562/72A patent/AU469199B2/en not_active Expired
- 1972-08-31 FR FR7231003A patent/FR2152595B1/fr not_active Expired
- 1972-09-06 IT IT28851/72A patent/IT967176B/en active
- 1972-09-07 LU LU66020A patent/LU66020A1/xx unknown
- 1972-09-07 SE SE7211548A patent/SE381155B/en unknown
- 1972-09-08 DK DK446172A patent/DK142389C/en active
- 1972-09-08 NL NL7212256A patent/NL7212256A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| BE788568A (en) | 1973-03-08 |
| IT967176B (en) | 1974-02-28 |
| FR2152595A1 (en) | 1973-04-27 |
| LU66020A1 (en) | 1973-03-12 |
| GB1395413A (en) | 1975-05-29 |
| DE2145205A1 (en) | 1973-03-15 |
| AU469199B2 (en) | 1976-02-05 |
| DK142389C (en) | 1981-03-23 |
| DE2145205B2 (en) | 1977-05-26 |
| CA960390A (en) | 1974-12-31 |
| FR2152595B1 (en) | 1977-07-29 |
| AU4556272A (en) | 1974-02-21 |
| DK142389B (en) | 1980-10-20 |
| NL7212256A (en) | 1973-03-13 |
| ZA725290B (en) | 1973-04-25 |
| SE381155B (en) | 1975-11-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |