BE455232A - - Google Patents
Info
- Publication number
- BE455232A BE455232A BE455232DA BE455232A BE 455232 A BE455232 A BE 455232A BE 455232D A BE455232D A BE 455232DA BE 455232 A BE455232 A BE 455232A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL245730X | 1943-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE455232A true BE455232A (US20090163788A1-20090625-C00002.png) |
Family
ID=19780823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE455232D BE455232A (US20090163788A1-20090625-C00002.png) | 1943-04-12 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE455232A (US20090163788A1-20090625-C00002.png) |
| CH (1) | CH245730A (US20090163788A1-20090625-C00002.png) |
| FR (1) | FR903298A (US20090163788A1-20090625-C00002.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3259691A (en) * | 1962-06-29 | 1966-07-05 | Motorola Inc | Speaker control system with reverberation |
| JPS5230402A (en) * | 1975-09-04 | 1977-03-08 | Victor Co Of Japan Ltd | Multichannel stereo system |
| BE1002853A5 (fr) * | 1990-01-16 | 1991-07-02 | Defossez Andre | Systeme collecteur de signaux acoustiques pour la prise de son stereophonique. |
-
0
- BE BE455232D patent/BE455232A/xx unknown
-
1944
- 1944-04-11 CH CH245730D patent/CH245730A/de unknown
- 1944-04-11 FR FR903298D patent/FR903298A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH245730A (de) | 1946-11-30 |
| FR903298A (fr) | 1945-09-28 |
