LU65379A1 - - Google Patents
Info
- Publication number
- LU65379A1 LU65379A1 LU65379DA LU65379A1 LU 65379 A1 LU65379 A1 LU 65379A1 LU 65379D A LU65379D A LU 65379DA LU 65379 A1 LU65379 A1 LU 65379A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Facsimiles In General (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712124971 DE2124971A1 (de) | 1971-05-19 | 1971-05-19 | Anordnung für eine über Fernsprechleitungen belegbare zentrale Fernseh-Auskunftsstelle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU65379A1 true LU65379A1 (fr) | 1972-08-24 |
Family
ID=5808410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU65379D LU65379A1 (fr) | 1971-05-19 | 1972-05-17 |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT313997B (fr) |
| BE (1) | BE783744A (fr) |
| CH (1) | CH542558A (fr) |
| DE (1) | DE2124971A1 (fr) |
| FR (1) | FR2138100B1 (fr) |
| GB (1) | GB1395614A (fr) |
| IT (1) | IT955597B (fr) |
| LU (1) | LU65379A1 (fr) |
| NL (1) | NL7206532A (fr) |
| SE (1) | SE372122B (fr) |
-
1971
- 1971-05-19 DE DE19712124971 patent/DE2124971A1/de active Pending
-
1972
- 1972-04-18 CH CH567672A patent/CH542558A/de not_active IP Right Cessation
- 1972-04-19 AT AT344072A patent/AT313997B/de not_active IP Right Cessation
- 1972-05-15 NL NL7206532A patent/NL7206532A/xx unknown
- 1972-05-17 LU LU65379D patent/LU65379A1/xx unknown
- 1972-05-17 IT IT2444972A patent/IT955597B/it active
- 1972-05-18 FR FR7217842A patent/FR2138100B1/fr not_active Expired
- 1972-05-18 GB GB2331772A patent/GB1395614A/en not_active Expired
- 1972-05-19 BE BE783744A patent/BE783744A/fr unknown
- 1972-05-19 SE SE663972A patent/SE372122B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE372122B (fr) | 1974-12-09 |
| NL7206532A (fr) | 1972-11-21 |
| FR2138100A1 (fr) | 1972-12-29 |
| CH542558A (de) | 1973-09-30 |
| GB1395614A (en) | 1975-05-29 |
| IT955597B (it) | 1973-09-29 |
| AT313997B (de) | 1974-03-11 |
| DE2124971A1 (de) | 1972-11-30 |
| FR2138100B1 (fr) | 1973-07-13 |
| BE783744A (fr) | 1972-11-20 |