JPS5344426Y2 - - Google Patents

Info

Publication number
JPS5344426Y2
JPS5344426Y2 JP13898375U JP13898375U JPS5344426Y2 JP S5344426 Y2 JPS5344426 Y2 JP S5344426Y2 JP 13898375 U JP13898375 U JP 13898375U JP 13898375 U JP13898375 U JP 13898375U JP S5344426 Y2 JPS5344426 Y2 JP S5344426Y2
Authority
JP
Japan
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
JP13898375U
Other languages
Japanese (ja)
Other versions
JPS5251621U (
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
Priority to JP13898375U priority Critical patent/JPS5344426Y2/ja
Priority to GB569376A priority patent/GB1532493A/en
Publication of JPS5251621U publication Critical patent/JPS5251621U/ja
Priority to US05/789,606 priority patent/US4150262A/en
Application granted granted Critical
Publication of JPS5344426Y2 publication Critical patent/JPS5344426Y2/ja
Priority to DE2849152A priority patent/DE2849152C2/de
Priority to FR7832130A priority patent/FR2441983A1/fr
Expired legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
JP13898375U 1974-11-18 1975-10-11 Expired JPS5344426Y2 ( )

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP13898375U JPS5344426Y2 ( ) 1975-10-11 1975-10-11
GB569376A GB1532493A (en) 1975-02-17 1976-02-13 Voice sounds transmitting and receiving apparatus
US05/789,606 US4150262A (en) 1974-11-18 1977-04-21 Piezoelectric bone conductive in ear voice sounds transmitting and receiving apparatus
DE2849152A DE2849152C2 (de) 1974-11-18 1978-11-13 Vorrichtung zur Übermittlung und zum Empfang von Sprache, insbesondere in geräuschvoller Umgebung
FR7832130A FR2441983A1 (fr) 1974-11-18 1978-11-14 Dispositif de transmission et reception de sons vocaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13898375U JPS5344426Y2 ( ) 1975-10-11 1975-10-11

Publications (2)

Publication Number Publication Date
JPS5251621U JPS5251621U ( ) 1977-04-13
JPS5344426Y2 true JPS5344426Y2 ( ) 1978-10-25

Family

ID=28618852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13898375U Expired JPS5344426Y2 ( ) 1974-11-18 1975-10-11

Country Status (1)

Country Link
JP (1) JPS5344426Y2 ( )

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61178323U ( ) * 1985-04-26 1986-11-07

Also Published As

Publication number Publication date
JPS5251621U ( ) 1977-04-13

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