JPH045855U - - Google Patents

Info

Publication number
JPH045855U
JPH045855U JP4508290U JP4508290U JPH045855U JP H045855 U JPH045855 U JP H045855U JP 4508290 U JP4508290 U JP 4508290U JP 4508290 U JP4508290 U JP 4508290U JP H045855 U JPH045855 U JP H045855U
Authority
JP
Japan
Prior art keywords
duct
elbow
fire damper
damper
built
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
JP4508290U
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 JP4508290U priority Critical patent/JPH045855U/ja
Publication of JPH045855U publication Critical patent/JPH045855U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Air-Flow Control Members (AREA)
JP4508290U 1990-05-01 1990-05-01 Pending JPH045855U (US20020051482A1-20020502-M00057.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4508290U JPH045855U (US20020051482A1-20020502-M00057.png) 1990-05-01 1990-05-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4508290U JPH045855U (US20020051482A1-20020502-M00057.png) 1990-05-01 1990-05-01

Publications (1)

Publication Number Publication Date
JPH045855U true JPH045855U (US20020051482A1-20020502-M00057.png) 1992-01-20

Family

ID=31558954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4508290U Pending JPH045855U (US20020051482A1-20020502-M00057.png) 1990-05-01 1990-05-01

Country Status (1)

Country Link
JP (1) JPH045855U (US20020051482A1-20020502-M00057.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59200666A (ja) * 1983-04-26 1984-11-14 株式会社東芝 防火ダンパ−装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59200666A (ja) * 1983-04-26 1984-11-14 株式会社東芝 防火ダンパ−装置

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