NL7402371A - - Google Patents
Info
- Publication number
- NL7402371A NL7402371A NL7402371A NL7402371A NL7402371A NL 7402371 A NL7402371 A NL 7402371A NL 7402371 A NL7402371 A NL 7402371A NL 7402371 A NL7402371 A NL 7402371A NL 7402371 A NL7402371 A NL 7402371A
- Authority
- NL
- Netherlands
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)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US33437073A | 1973-02-21 | 1973-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7402371A true NL7402371A (enExample) | 1974-08-23 |
Family
ID=23306904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7402371A NL7402371A (enExample) | 1973-02-21 | 1974-02-21 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS49115601A (enExample) |
| BE (1) | BE811207A (enExample) |
| DE (1) | DE2408630A1 (enExample) |
| FR (1) | FR2218702A1 (enExample) |
| GB (1) | GB1405870A (enExample) |
| IT (1) | IT1007426B (enExample) |
| NL (1) | NL7402371A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7304448A (enExample) * | 1972-04-07 | 1973-10-09 |
-
1974
- 1974-02-18 JP JP1933074A patent/JPS49115601A/ja active Pending
- 1974-02-18 BE BE141072A patent/BE811207A/xx unknown
- 1974-02-19 GB GB754674A patent/GB1405870A/en not_active Expired
- 1974-02-20 DE DE19742408630 patent/DE2408630A1/de active Pending
- 1974-02-21 NL NL7402371A patent/NL7402371A/xx unknown
- 1974-02-21 FR FR7405946A patent/FR2218702A1/fr not_active Withdrawn
- 1974-04-08 IT IT2061274A patent/IT1007426B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7304448A (enExample) * | 1972-04-07 | 1973-10-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| BE811207A (fr) | 1974-06-17 |
| GB1405870A (en) | 1975-09-10 |
| JPS49115601A (enExample) | 1974-11-05 |
| DE2408630A1 (de) | 1974-08-22 |
| FR2218702A1 (enExample) | 1974-09-13 |
| IT1007426B (it) | 1976-10-30 |