JPS622648Y2 - - Google Patents

Info

Publication number
JPS622648Y2
JPS622648Y2 JP1977026095U JP2609577U JPS622648Y2 JP S622648 Y2 JPS622648 Y2 JP S622648Y2 JP 1977026095 U JP1977026095 U JP 1977026095U JP 2609577 U JP2609577 U JP 2609577U JP S622648 Y2 JPS622648 Y2 JP S622648Y2
Authority
JP
Japan
Prior art keywords
fan
ventilation fan
closing
opening
damper
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
JP1977026095U
Other languages
English (en)
Japanese (ja)
Other versions
JPS53122597U (enrdf_load_stackoverflow
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 JP1977026095U priority Critical patent/JPS622648Y2/ja
Publication of JPS53122597U publication Critical patent/JPS53122597U/ja
Application granted granted Critical
Publication of JPS622648Y2 publication Critical patent/JPS622648Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
JP1977026095U 1977-03-04 1977-03-04 Expired JPS622648Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977026095U JPS622648Y2 (enrdf_load_stackoverflow) 1977-03-04 1977-03-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977026095U JPS622648Y2 (enrdf_load_stackoverflow) 1977-03-04 1977-03-04

Publications (2)

Publication Number Publication Date
JPS53122597U JPS53122597U (enrdf_load_stackoverflow) 1978-09-29
JPS622648Y2 true JPS622648Y2 (enrdf_load_stackoverflow) 1987-01-22

Family

ID=28867702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977026095U Expired JPS622648Y2 (enrdf_load_stackoverflow) 1977-03-04 1977-03-04

Country Status (1)

Country Link
JP (1) JPS622648Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3347141B2 (ja) * 1990-03-31 2002-11-20 株式会社東芝 送風システム

Also Published As

Publication number Publication date
JPS53122597U (enrdf_load_stackoverflow) 1978-09-29

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