CH524944A - Deaf device - Google Patents
Deaf deviceInfo
- Publication number
- CH524944A CH524944A CH1556370A CH1556370A CH524944A CH 524944 A CH524944 A CH 524944A CH 1556370 A CH1556370 A CH 1556370A CH 1556370 A CH1556370 A CH 1556370A CH 524944 A CH524944 A CH 524944A
- Authority
- CH
- Switzerland
- Prior art keywords
- deaf
- deaf device
- Prior art date
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
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C7/00—Ear-rings; Devices for piercing the ear-lobes
-
- 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
- H04R2225/77—Design aspects, e.g. CAD, of hearing aid tips, moulds or housings
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR6939404A FR2067781A5 (en) | 1969-11-15 | 1969-11-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH524944A true CH524944A (en) | 1972-06-30 |
Family
ID=9043160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1556370A CH524944A (en) | 1969-11-15 | 1970-10-22 | Deaf device |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH524944A (en) |
FR (1) | FR2067781A5 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2634646B1 (en) * | 1988-07-29 | 1995-03-31 | Audit Sa | HEARING CORRECTION APPARATUS |
EP0512354A3 (en) * | 1991-05-08 | 1993-06-30 | Sonar Design & Hoertechnik Gmbh | Hearing aid in the form of an ear-ring |
-
1969
- 1969-11-15 FR FR6939404A patent/FR2067781A5/fr not_active Expired
-
1970
- 1970-10-22 CH CH1556370A patent/CH524944A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2067781A5 (en) | 1971-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |