BE367194A - - Google Patents
Info
- Publication number
- BE367194A BE367194A BE367194DA BE367194A BE 367194 A BE367194 A BE 367194A BE 367194D A BE367194D A BE 367194DA BE 367194 A BE367194 A BE 367194A
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI39935D DE552460C (de) | 1929-11-25 | 1929-11-25 | Blattfedersystem zum Einspannen des Ankers elektromagnetischer Antriebssysteme |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE367194A true BE367194A (zh) | 1930-02-28 |
Family
ID=25817279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE367194D BE367194A (zh) | 1929-11-25 | 1930-01-23 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT125120B (zh) |
| BE (1) | BE367194A (zh) |
| DE (1) | DE552460C (zh) |
| ES (1) | ES120458A1 (zh) |
| FR (1) | FR689065A (zh) |
| GB (1) | GB338068A (zh) |
-
1929
- 1929-11-25 DE DEI39935D patent/DE552460C/de not_active Expired
-
1930
- 1930-01-17 GB GB1688/30A patent/GB338068A/en not_active Expired
- 1930-01-23 BE BE367194D patent/BE367194A/xx unknown
- 1930-01-29 FR FR689065D patent/FR689065A/fr not_active Expired
- 1930-10-08 AT AT125120D patent/AT125120B/de active
- 1930-11-06 ES ES0120458A patent/ES120458A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR689065A (fr) | 1930-09-02 |
| GB338068A (en) | 1930-11-13 |
| ES120458A1 (es) | 1931-01-16 |
| AT125120B (de) | 1931-10-26 |
| DE552460C (de) | 1932-06-18 |