BE361148A - - Google Patents
Info
- Publication number
- BE361148A BE361148A BE361148DA BE361148A BE 361148 A BE361148 A BE 361148A BE 361148D A BE361148D A BE 361148DA BE 361148 A BE361148 A BE 361148A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/02—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US676034XA | 1928-06-12 | 1928-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE361148A true BE361148A (https=) |
Family
ID=22077140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE361148D BE361148A (https=) | 1928-06-12 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE361148A (https=) |
| FR (1) | FR676034A (https=) |
-
0
- BE BE361148D patent/BE361148A/xx unknown
-
1929
- 1929-06-01 FR FR676034D patent/FR676034A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR676034A (fr) | 1930-02-18 |