FR800064A - Appareil pour la perception des sons par conduction osseuse - Google Patents

Appareil pour la perception des sons par conduction osseuse

Info

Publication number
FR800064A
FR800064A FR800064DA FR800064A FR 800064 A FR800064 A FR 800064A FR 800064D A FR800064D A FR 800064DA FR 800064 A FR800064 A FR 800064A
Authority
FR
France
Prior art keywords
perception
sounds
bone conduction
bone
conduction
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)
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.)
LIEBER PATENTS CORP
Original Assignee
LIEBER PATENTS CORP
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 LIEBER PATENTS CORP filed Critical LIEBER PATENTS CORP
Application granted granted Critical
Publication of FR800064A publication Critical patent/FR800064A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
FR800064D 1935-05-16 1935-11-26 Appareil pour la perception des sons par conduction osseuse Expired FR800064A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21706A US2077426A (en) 1935-05-16 1935-05-16 Bone conduction hearing aid device

Publications (1)

Publication Number Publication Date
FR800064A true FR800064A (fr) 1936-06-26

Family

ID=21805691

Family Applications (1)

Application Number Title Priority Date Filing Date
FR800064D Expired FR800064A (fr) 1935-05-16 1935-11-26 Appareil pour la perception des sons par conduction osseuse

Country Status (3)

Country Link
US (1) US2077426A (fr)
FR (1) FR800064A (fr)
GB (1) GB466028A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445917A (en) * 1945-01-24 1948-07-27 John M Mallory Blood pressure stethoscope

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678973A (en) * 1950-10-02 1954-05-18 Charles E Glassen Mounting for hearing aid receivers
CA2922811C (fr) * 2013-08-28 2022-04-26 Subpac, Inc. Dispositif sonore tactile a plusieurs etages

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445917A (en) * 1945-01-24 1948-07-27 John M Mallory Blood pressure stethoscope

Also Published As

Publication number Publication date
GB466028A (en) 1937-05-19
US2077426A (en) 1937-04-20

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