BE338802A - - Google Patents
Info
- Publication number
- BE338802A BE338802A BE338802DA BE338802A BE 338802 A BE338802 A BE 338802A BE 338802D A BE338802D A BE 338802DA BE 338802 A BE338802 A BE 338802A
- 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
- H04R11/00—Transducers of moving-armature or moving-core type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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 |
|---|---|---|---|
| FR620656T | 1925-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE338802A true BE338802A (en:Method) |
Family
ID=8984538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE338802D BE338802A (en:Method) | 1925-12-17 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE338802A (en:Method) |
| FR (2) | FR620656A (en:Method) |
-
0
- FR FR34520D patent/FR34520E/fr not_active Expired
- BE BE338802D patent/BE338802A/xx unknown
-
1925
- 1925-12-17 FR FR620656D patent/FR620656A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR34520E (en:Method) | 1929-09-12 |
| FR620656A (fr) | 1927-04-27 |