JPH01169734U - - Google Patents

Info

Publication number
JPH01169734U
JPH01169734U JP6591388U JP6591388U JPH01169734U JP H01169734 U JPH01169734 U JP H01169734U JP 6591388 U JP6591388 U JP 6591388U JP 6591388 U JP6591388 U JP 6591388U JP H01169734 U JPH01169734 U JP H01169734U
Authority
JP
Japan
Prior art keywords
ventilation
opening
ventilation fan
fire damper
casing
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
JP6591388U
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 JP6591388U priority Critical patent/JPH01169734U/ja
Publication of JPH01169734U publication Critical patent/JPH01169734U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
JP6591388U 1988-05-19 1988-05-19 Pending JPH01169734U (US20100223739A1-20100909-C00005.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6591388U JPH01169734U (US20100223739A1-20100909-C00005.png) 1988-05-19 1988-05-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6591388U JPH01169734U (US20100223739A1-20100909-C00005.png) 1988-05-19 1988-05-19

Publications (1)

Publication Number Publication Date
JPH01169734U true JPH01169734U (US20100223739A1-20100909-C00005.png) 1989-11-30

Family

ID=31291334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6591388U Pending JPH01169734U (US20100223739A1-20100909-C00005.png) 1988-05-19 1988-05-19

Country Status (1)

Country Link
JP (1) JPH01169734U (US20100223739A1-20100909-C00005.png)

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