JPS5442572Y2 - - Google Patents

Info

Publication number
JPS5442572Y2
JPS5442572Y2 JP1975011452U JP1145275U JPS5442572Y2 JP S5442572 Y2 JPS5442572 Y2 JP S5442572Y2 JP 1975011452 U JP1975011452 U JP 1975011452U JP 1145275 U JP1145275 U JP 1145275U JP S5442572 Y2 JPS5442572 Y2 JP S5442572Y2
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
JP1975011452U
Other languages
Japanese (ja)
Other versions
JPS5193612U (https=
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 JP1975011452U priority Critical patent/JPS5442572Y2/ja
Publication of JPS5193612U publication Critical patent/JPS5193612U/ja
Priority to US05/789,606 priority patent/US4150262A/en
Priority to DE2849152A priority patent/DE2849152C2/de
Priority to FR7832130A priority patent/FR2441983A1/fr
Application granted granted Critical
Publication of JPS5442572Y2 publication Critical patent/JPS5442572Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Details Of Audible-Bandwidth Transducers (AREA)
  • Telephone Set Structure (AREA)
JP1975011452U 1974-11-18 1975-01-27 Expired JPS5442572Y2 (https=)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1975011452U JPS5442572Y2 (https=) 1975-01-27 1975-01-27
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
JP1975011452U JPS5442572Y2 (https=) 1975-01-27 1975-01-27

Publications (2)

Publication Number Publication Date
JPS5193612U JPS5193612U (https=) 1976-07-27
JPS5442572Y2 true JPS5442572Y2 (https=) 1979-12-11

Family

ID=28084756

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1975011452U Expired JPS5442572Y2 (https=) 1974-11-18 1975-01-27

Country Status (1)

Country Link
JP (1) JPS5442572Y2 (https=)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT341009B (de) * 1972-06-22 1978-01-10 Int Standard Electric Corp Hor-sprech-garnitur
JPS504909A (https=) * 1973-05-16 1975-01-20

Also Published As

Publication number Publication date
JPS5193612U (https=) 1976-07-27

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