JPH01132156U - - Google Patents

Info

Publication number
JPH01132156U
JPH01132156U JP2717488U JP2717488U JPH01132156U JP H01132156 U JPH01132156 U JP H01132156U JP 2717488 U JP2717488 U JP 2717488U JP 2717488 U JP2717488 U JP 2717488U JP H01132156 U JPH01132156 U JP H01132156U
Authority
JP
Japan
Prior art keywords
piezoelectric vibrator
space
air chamber
receiver
chamber plate
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.)
Granted
Application number
JP2717488U
Other languages
English (en)
Japanese (ja)
Other versions
JPH073710Y2 (ja
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 JP2717488U priority Critical patent/JPH073710Y2/ja
Publication of JPH01132156U publication Critical patent/JPH01132156U/ja
Application granted granted Critical
Publication of JPH073710Y2 publication Critical patent/JPH073710Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Telephone Set Structure (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP2717488U 1988-03-01 1988-03-01 電話用送受話器 Expired - Lifetime JPH073710Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2717488U JPH073710Y2 (ja) 1988-03-01 1988-03-01 電話用送受話器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2717488U JPH073710Y2 (ja) 1988-03-01 1988-03-01 電話用送受話器

Publications (2)

Publication Number Publication Date
JPH01132156U true JPH01132156U (US08063081-20111122-C00242.png) 1989-09-07
JPH073710Y2 JPH073710Y2 (ja) 1995-01-30

Family

ID=31249438

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2717488U Expired - Lifetime JPH073710Y2 (ja) 1988-03-01 1988-03-01 電話用送受話器

Country Status (1)

Country Link
JP (1) JPH073710Y2 (US08063081-20111122-C00242.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04128497U (ja) * 1991-05-18 1992-11-24 太陽誘電株式会社 圧電音響装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04128497U (ja) * 1991-05-18 1992-11-24 太陽誘電株式会社 圧電音響装置

Also Published As

Publication number Publication date
JPH073710Y2 (ja) 1995-01-30

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