FR990602A - Appareil contre la surdité - Google Patents
Appareil contre la surditéInfo
- Publication number
- FR990602A FR990602A FR990602DA FR990602A FR 990602 A FR990602 A FR 990602A FR 990602D A FR990602D A FR 990602DA FR 990602 A FR990602 A FR 990602A
- Authority
- FR
- France
- Prior art keywords
- deafness
- deafness device
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C11/00—Non-optical adjuncts; Attachment thereof
- G02C11/06—Hearing aids
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- General Physics & Mathematics (AREA)
- Ophthalmology & Optometry (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR990602T | 1949-07-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR990602A true FR990602A (fr) | 1951-09-24 |
Family
ID=9545486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR990602D Expired FR990602A (fr) | 1949-07-13 | 1949-07-13 | Appareil contre la surdité |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR990602A (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2792457A (en) * | 1952-01-25 | 1957-05-14 | Zapelloni Federico | Hearing aid embodied in spectacles |
DE1053032B (de) * | 1953-01-26 | 1959-03-19 | Audi Vis Lancs Ltd | Elektrisches Schwerhoerigengeraet, dessen Einzelteile in Hohlraeumen eines Brillengestells untergebracht sind |
US2930857A (en) * | 1953-12-31 | 1960-03-29 | Eleanor Humphries | Spectacles concealed hearing-aid |
US2952748A (en) * | 1955-06-21 | 1960-09-13 | Beltone Hearing Aid Company | Binaural eyeglass hearing aid construction |
DE1107278B (de) * | 1953-04-27 | 1961-05-25 | Dr Dr Erich Schumann | Hoerbrille |
DE1117649B (de) * | 1955-11-25 | 1961-11-23 | American Danish Oticon Corp | Hoerbrillenbuegel |
-
1949
- 1949-07-13 FR FR990602D patent/FR990602A/fr not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2792457A (en) * | 1952-01-25 | 1957-05-14 | Zapelloni Federico | Hearing aid embodied in spectacles |
DE1053032B (de) * | 1953-01-26 | 1959-03-19 | Audi Vis Lancs Ltd | Elektrisches Schwerhoerigengeraet, dessen Einzelteile in Hohlraeumen eines Brillengestells untergebracht sind |
DE1107278B (de) * | 1953-04-27 | 1961-05-25 | Dr Dr Erich Schumann | Hoerbrille |
US2930857A (en) * | 1953-12-31 | 1960-03-29 | Eleanor Humphries | Spectacles concealed hearing-aid |
US2952748A (en) * | 1955-06-21 | 1960-09-13 | Beltone Hearing Aid Company | Binaural eyeglass hearing aid construction |
DE1117649B (de) * | 1955-11-25 | 1961-11-23 | American Danish Oticon Corp | Hoerbrillenbuegel |
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