BE341630A - - Google Patents
Info
- Publication number
- BE341630A BE341630A BE341630DA BE341630A BE 341630 A BE341630 A BE 341630A BE 341630D A BE341630D A BE 341630DA BE 341630 A BE341630 A BE 341630A
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE269561X | 1926-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE341630A true BE341630A (en]) |
Family
ID=5997948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE341630D BE341630A (en]) | 1926-04-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE341630A (en]) |
| FR (1) | FR632295A (en]) |
| GB (1) | GB269561A (en]) |
-
0
- BE BE341630D patent/BE341630A/xx unknown
-
1927
- 1927-04-06 FR FR632295D patent/FR632295A/fr not_active Expired
- 1927-04-13 GB GB10111/27A patent/GB269561A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB269561A (en) | 1928-02-09 |
| FR632295A (fr) | 1928-01-06 |