FR800866A - Haut-parleur perfectionné - Google Patents
Haut-parleur perfectionnéInfo
- Publication number
- FR800866A FR800866A FR800866DA FR800866A FR 800866 A FR800866 A FR 800866A FR 800866D A FR800866D A FR 800866DA FR 800866 A FR800866 A FR 800866A
- Authority
- FR
- France
- Prior art keywords
- advanced speaker
- speaker
- advanced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR800866T | 1935-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR800866A true FR800866A (fr) | 1936-07-21 |
Family
ID=9241024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR800866D Expired FR800866A (fr) | 1935-04-19 | 1935-04-19 | Haut-parleur perfectionné |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR800866A (fr) |
-
1935
- 1935-04-19 FR FR800866D patent/FR800866A/fr not_active Expired
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