JPS6238531U - - Google Patents

Info

Publication number
JPS6238531U
JPS6238531U JP12953585U JP12953585U JPS6238531U JP S6238531 U JPS6238531 U JP S6238531U JP 12953585 U JP12953585 U JP 12953585U JP 12953585 U JP12953585 U JP 12953585U JP S6238531 U JPS6238531 U JP S6238531U
Authority
JP
Japan
Prior art keywords
storage chamber
absorbing material
material layer
sound absorbing
fiber diameter
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
JP12953585U
Other languages
English (en)
Japanese (ja)
Other versions
JPH038907Y2 (Direct
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 JP12953585U priority Critical patent/JPH038907Y2/ja
Publication of JPS6238531U publication Critical patent/JPS6238531U/ja
Application granted granted Critical
Publication of JPH038907Y2 publication Critical patent/JPH038907Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
JP12953585U 1985-08-27 1985-08-27 Expired JPH038907Y2 (Direct)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12953585U JPH038907Y2 (Direct) 1985-08-27 1985-08-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12953585U JPH038907Y2 (Direct) 1985-08-27 1985-08-27

Publications (2)

Publication Number Publication Date
JPS6238531U true JPS6238531U (Direct) 1987-03-07
JPH038907Y2 JPH038907Y2 (Direct) 1991-03-06

Family

ID=31026188

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12953585U Expired JPH038907Y2 (Direct) 1985-08-27 1985-08-27

Country Status (1)

Country Link
JP (1) JPH038907Y2 (Direct)

Also Published As

Publication number Publication date
JPH038907Y2 (Direct) 1991-03-06

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