JPS50110235U - - Google Patents

Info

Publication number
JPS50110235U
JPS50110235U JP1952374U JP1952374U JPS50110235U JP S50110235 U JPS50110235 U JP S50110235U JP 1952374 U JP1952374 U JP 1952374U JP 1952374 U JP1952374 U JP 1952374U JP S50110235 U JPS50110235 U JP S50110235U
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.)
Granted
Application number
JP1952374U
Other languages
Japanese (ja)
Other versions
JPS5220294Y2 (fr
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 JP1952374U priority Critical patent/JPS5220294Y2/ja
Priority to US05/549,339 priority patent/US3976897A/en
Priority to DE2506708A priority patent/DE2506708C2/de
Publication of JPS50110235U publication Critical patent/JPS50110235U/ja
Application granted granted Critical
Publication of JPS5220294Y2 publication Critical patent/JPS5220294Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
JP1952374U 1974-02-18 1974-02-18 Expired JPS5220294Y2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1952374U JPS5220294Y2 (fr) 1974-02-18 1974-02-18
US05/549,339 US3976897A (en) 1974-02-18 1975-02-12 Piezoelectric electro-acoustic diaphragm transducer with composite resilient backing
DE2506708A DE2506708C2 (de) 1974-02-18 1975-02-18 Piezoelektrischer, elektroakustischer Wandler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1952374U JPS5220294Y2 (fr) 1974-02-18 1974-02-18

Publications (2)

Publication Number Publication Date
JPS50110235U true JPS50110235U (fr) 1975-09-09
JPS5220294Y2 JPS5220294Y2 (fr) 1977-05-10

Family

ID=28107461

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1952374U Expired JPS5220294Y2 (fr) 1974-02-18 1974-02-18

Country Status (1)

Country Link
JP (1) JPS5220294Y2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009514318A (ja) * 2005-10-29 2009-04-02 ドリーム ソニック テクノロジー リミテッド 圧電フィルムを振動素子として用いた中低音補強薄型スピーカ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009514318A (ja) * 2005-10-29 2009-04-02 ドリーム ソニック テクノロジー リミテッド 圧電フィルムを振動素子として用いた中低音補強薄型スピーカ

Also Published As

Publication number Publication date
JPS5220294Y2 (fr) 1977-05-10

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