FR2490485B1 - - Google Patents
Info
- Publication number
- FR2490485B1 FR2490485B1 FR8020358A FR8020358A FR2490485B1 FR 2490485 B1 FR2490485 B1 FR 2490485B1 FR 8020358 A FR8020358 A FR 8020358A FR 8020358 A FR8020358 A FR 8020358A FR 2490485 B1 FR2490485 B1 FR 2490485B1
- Authority
- FR
- France
- 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
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/48—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using constructional means for obtaining a desired frequency response
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Prostheses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020358A FR2490485A1 (fr) | 1980-09-22 | 1980-09-22 | Prothese auditive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020358A FR2490485A1 (fr) | 1980-09-22 | 1980-09-22 | Prothese auditive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2490485A1 FR2490485A1 (fr) | 1982-03-26 |
| FR2490485B1 true FR2490485B1 (enExample) | 1985-01-04 |
Family
ID=9246179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8020358A Granted FR2490485A1 (fr) | 1980-09-22 | 1980-09-22 | Prothese auditive |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2490485A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8218876U1 (de) * | 1982-07-01 | 1985-12-05 | Siemens AG, 1000 Berlin und 8000 München | Elektrisches Hörgerät |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL275093A (enExample) * | 1962-02-21 |
-
1980
- 1980-09-22 FR FR8020358A patent/FR2490485A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2490485A1 (fr) | 1982-03-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |