JPS6297425U - - Google Patents

Info

Publication number
JPS6297425U
JPS6297425U JP18879085U JP18879085U JPS6297425U JP S6297425 U JPS6297425 U JP S6297425U JP 18879085 U JP18879085 U JP 18879085U JP 18879085 U JP18879085 U JP 18879085U JP S6297425 U JPS6297425 U JP S6297425U
Authority
JP
Japan
Prior art keywords
closing plate
chain
ventilation hole
pin
support rod
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
JP18879085U
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 JP18879085U priority Critical patent/JPS6297425U/ja
Publication of JPS6297425U publication Critical patent/JPS6297425U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
JP18879085U 1985-12-07 1985-12-07 Pending JPS6297425U (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18879085U JPS6297425U (enrdf_load_html_response) 1985-12-07 1985-12-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18879085U JPS6297425U (enrdf_load_html_response) 1985-12-07 1985-12-07

Publications (1)

Publication Number Publication Date
JPS6297425U true JPS6297425U (enrdf_load_html_response) 1987-06-22

Family

ID=31140481

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18879085U Pending JPS6297425U (enrdf_load_html_response) 1985-12-07 1985-12-07

Country Status (1)

Country Link
JP (1) JPS6297425U (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021177030A (ja) * 2020-05-07 2021-11-11 毅 関口 換気口浸水防止装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021177030A (ja) * 2020-05-07 2021-11-11 毅 関口 換気口浸水防止装置

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