BE385798A - - Google Patents
Info
- Publication number
- BE385798A BE385798A BE385798DA BE385798A BE 385798 A BE385798 A BE 385798A BE 385798D A BE385798D A BE 385798DA BE 385798 A BE385798 A BE 385798A
- 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/06—Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
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 |
|---|---|---|---|
| GB730208X | 1931-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE385798A true BE385798A (xx) |
Family
ID=10495466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE385798D BE385798A (xx) | 1931-01-21 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE385798A (xx) |
| FR (1) | FR730208A (xx) |
-
0
- BE BE385798D patent/BE385798A/xx unknown
-
1932
- 1932-01-20 FR FR730208D patent/FR730208A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR730208A (fr) | 1932-08-09 |