BE476460A - - Google Patents
Info
- Publication number
- BE476460A BE476460A BE476460DA BE476460A BE 476460 A BE476460 A BE 476460A BE 476460D A BE476460D A BE 476460DA BE 476460 A BE476460 A BE 476460A
- 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB264352X | 1943-10-11 | ||
| GB131144X | 1944-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE476460A true BE476460A (https=) |
Family
ID=26249559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE476460D BE476460A (https=) | 1943-10-11 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE476460A (https=) |
| CH (1) | CH264352A (https=) |
| FR (1) | FR957506A (https=) |
-
0
- FR FR957506D patent/FR957506A/fr not_active Expired
- BE BE476460D patent/BE476460A/xx unknown
-
1947
- 1947-10-04 CH CH264352D patent/CH264352A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR957506A (https=) | 1950-02-23 |
| CH264352A (de) | 1949-10-15 |