FR990602A - Appareil contre la surdité - Google Patents

Appareil contre la surdité

Info

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
Application number
Other languages
English (en)
Inventor
Vital-Olivier Gassmann
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR990602A publication Critical patent/FR990602A/fr
Expired legal-status Critical Current

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)
FR990602D 1949-07-13 1949-07-13 Appareil contre la surdité Expired FR990602A (fr)

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)

* Cited by examiner, † Cited by third party
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

Cited By (6)

* Cited by examiner, † Cited by third party
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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