JPH01113298U - - Google Patents

Info

Publication number
JPH01113298U
JPH01113298U JP837788U JP837788U JPH01113298U JP H01113298 U JPH01113298 U JP H01113298U JP 837788 U JP837788 U JP 837788U JP 837788 U JP837788 U JP 837788U JP H01113298 U JPH01113298 U JP H01113298U
Authority
JP
Japan
Prior art keywords
plate
diaphragm
opening
periphery
buttfull
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.)
Pending
Application number
JP837788U
Other languages
English (en)
Japanese (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 JP837788U priority Critical patent/JPH01113298U/ja
Publication of JPH01113298U publication Critical patent/JPH01113298U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP837788U 1988-01-26 1988-01-26 Pending JPH01113298U (US06815460-20041109-C00097.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP837788U JPH01113298U (US06815460-20041109-C00097.png) 1988-01-26 1988-01-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP837788U JPH01113298U (US06815460-20041109-C00097.png) 1988-01-26 1988-01-26

Publications (1)

Publication Number Publication Date
JPH01113298U true JPH01113298U (US06815460-20041109-C00097.png) 1989-07-31

Family

ID=31214201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP837788U Pending JPH01113298U (US06815460-20041109-C00097.png) 1988-01-26 1988-01-26

Country Status (1)

Country Link
JP (1) JPH01113298U (US06815460-20041109-C00097.png)

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