FR2164920B1 - - Google Patents
Info
- Publication number
- FR2164920B1 FR2164920B1 FR7246053A FR7246053A FR2164920B1 FR 2164920 B1 FR2164920 B1 FR 2164920B1 FR 7246053 A FR7246053 A FR 7246053A FR 7246053 A FR7246053 A FR 7246053A FR 2164920 B1 FR2164920 B1 FR 2164920B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/86—Arrangements characterised by the broadcast information itself
- H04H20/88—Stereophonic broadcast systems
- H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7246053A FR2164920B1 (fr) | 1972-12-22 | 1972-12-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7246053A FR2164920B1 (fr) | 1972-12-22 | 1972-12-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2164920A1 FR2164920A1 (fr) | 1973-08-03 |
FR2164920B1 true FR2164920B1 (fr) | 1978-02-10 |
Family
ID=9109228
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7246053A Expired FR2164920B1 (fr) | 1972-12-22 | 1972-12-22 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2164920B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5822892B2 (ja) * | 1974-02-25 | 1983-05-12 | ソニー株式会社 | 4 チヤンネルステレオゴウセイシンゴウノ ハンベツカイロ |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2136450A5 (fr) * | 1971-04-15 | 1972-12-22 | Matsushita Electric Ind Co Ltd |
-
1972
- 1972-12-22 FR FR7246053A patent/FR2164920B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2164920A1 (fr) | 1973-08-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |