FR1062534A - Hearing correction device - Google Patents

Hearing correction device

Info

Publication number
FR1062534A
FR1062534A FR1062534DA FR1062534A FR 1062534 A FR1062534 A FR 1062534A FR 1062534D A FR1062534D A FR 1062534DA FR 1062534 A FR1062534 A FR 1062534A
Authority
FR
France
Prior art keywords
correction device
hearing correction
hearing
correction
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
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1062534A publication Critical patent/FR1062534A/en
Expired legal-status Critical Current

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
    • H04R25/04—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception comprising pocket amplifiers

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)
  • Battery Mounting, Suspending (AREA)
FR1062534D 1951-05-02 1952-04-30 Hearing correction device Expired FR1062534A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1062534X 1951-05-02

Publications (1)

Publication Number Publication Date
FR1062534A true FR1062534A (en) 1954-04-23

Family

ID=19868146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1062534D Expired FR1062534A (en) 1951-05-02 1952-04-30 Hearing correction device

Country Status (2)

Country Link
FR (1) FR1062534A (en)
GB (1) GB710388A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3668334A (en) * 1970-05-07 1972-06-06 Radioear Corp Hearing aid with changeable battery cover containing rf pickup coil

Also Published As

Publication number Publication date
GB710388A (en)

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