JPH0419385Y2 - - Google Patents

Info

Publication number
JPH0419385Y2
JPH0419385Y2 JP1984116730U JP11673084U JPH0419385Y2 JP H0419385 Y2 JPH0419385 Y2 JP H0419385Y2 JP 1984116730 U JP1984116730 U JP 1984116730U JP 11673084 U JP11673084 U JP 11673084U JP H0419385 Y2 JPH0419385 Y2 JP H0419385Y2
Authority
JP
Japan
Prior art keywords
ventilation
passage
noise
sound
pair
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.)
Expired
Application number
JP1984116730U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6134031U (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 JP11673084U priority Critical patent/JPS6134031U/ja
Publication of JPS6134031U publication Critical patent/JPS6134031U/ja
Application granted granted Critical
Publication of JPH0419385Y2 publication Critical patent/JPH0419385Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Building Environments (AREA)
  • Ventilation (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP11673084U 1984-07-30 1984-07-30 消音換気装置 Granted JPS6134031U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11673084U JPS6134031U (ja) 1984-07-30 1984-07-30 消音換気装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11673084U JPS6134031U (ja) 1984-07-30 1984-07-30 消音換気装置

Publications (2)

Publication Number Publication Date
JPS6134031U JPS6134031U (ja) 1986-03-01
JPH0419385Y2 true JPH0419385Y2 (en]) 1992-05-01

Family

ID=30675666

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11673084U Granted JPS6134031U (ja) 1984-07-30 1984-07-30 消音換気装置

Country Status (1)

Country Link
JP (1) JPS6134031U (en])

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007169959A (ja) * 2005-12-20 2007-07-05 Takenaka Komuten Co Ltd 通気孔構造
JP2020024353A (ja) * 2017-12-06 2020-02-13 富士フイルム株式会社 防音システム
JP2020024354A (ja) * 2017-12-06 2020-02-13 富士フイルム株式会社 防音システム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642814A (en) * 1979-09-14 1981-04-21 Toshiba Corp Electric power supply unit
JPS5852296Y2 (ja) * 1980-06-05 1983-11-29 有限会社 市川鉄工所 フイルム状カバ−糸のヤ−ンガイド
JPS5812239U (ja) * 1981-07-13 1983-01-26 森田　弘重 衝撃防止の帽子

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007169959A (ja) * 2005-12-20 2007-07-05 Takenaka Komuten Co Ltd 通気孔構造
JP2020024353A (ja) * 2017-12-06 2020-02-13 富士フイルム株式会社 防音システム
JP2020024354A (ja) * 2017-12-06 2020-02-13 富士フイルム株式会社 防音システム

Also Published As

Publication number Publication date
JPS6134031U (ja) 1986-03-01

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