BE560906A - - Google Patents
Info
- Publication number
- BE560906A BE560906A BE560906DA BE560906A BE 560906 A BE560906 A BE 560906A BE 560906D A BE560906D A BE 560906DA BE 560906 A BE560906 A BE 560906A
- 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
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/65—Housing parts, e.g. shells, tips or moulds, or their manufacture
- H04R25/652—Ear tips; Ear moulds
-
- 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
- H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
- H04R25/456—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback mechanically
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/025—In the ear hearing aids [ITE] hearing aids
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Headphones And Earphones (AREA)
- Battery Mounting, Suspending (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US358473XA | 1956-10-10 | 1956-10-10 | |
| US150157XA | 1957-01-15 | 1957-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE560906A true BE560906A (da) |
Family
ID=26686839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE560906D BE560906A (da) | 1956-10-10 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE560906A (da) |
| CH (1) | CH358473A (da) |
| DE (1) | DE1130473B (da) |
| FR (1) | FR1183809A (da) |
| GB (1) | GB828972A (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1119447A (en) * | 1965-03-26 | 1968-07-10 | Danavox Internat A S | Hearing aid |
| DE3329473A1 (de) * | 1983-08-16 | 1985-03-07 | Toepholm & Westermann, Vaerloese | Am ohr zu tragendes hoergeraet |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE415944C (de) * | 1923-01-19 | 1925-07-03 | Wilhelm Gramsch | Hoerapparat fuer Schwerhoerige |
| FR803291A (fr) * | 1936-03-11 | 1936-09-26 | Appareil permettant d'améliorer l'audition | |
| US2613282A (en) * | 1949-09-08 | 1952-10-07 | Alan M Scaife | Spectacle type hearing aid |
-
0
- BE BE560906D patent/BE560906A/xx unknown
-
1957
- 1957-09-30 CH CH358473D patent/CH358473A/de unknown
- 1957-10-02 FR FR1183809D patent/FR1183809A/fr not_active Expired
- 1957-10-09 DE DES55472A patent/DE1130473B/de active Pending
- 1957-10-10 GB GB31755/57A patent/GB828972A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1130473B (de) | 1962-05-30 |
| GB828972A (en) | 1960-02-24 |
| CH358473A (de) | 1961-11-30 |
| FR1183809A (fr) | 1959-07-15 |