JPS556879Y2 - - Google Patents

Info

Publication number
JPS556879Y2
JPS556879Y2 JP5336976U JP5336976U JPS556879Y2 JP S556879 Y2 JPS556879 Y2 JP S556879Y2 JP 5336976 U JP5336976 U JP 5336976U JP 5336976 U JP5336976 U JP 5336976U JP S556879 Y2 JPS556879 Y2 JP S556879Y2
Authority
JP
Japan
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
JP5336976U
Other languages
Japanese (ja)
Other versions
JPS52145966U (enrdf_load_html_response
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 JP5336976U priority Critical patent/JPS556879Y2/ja
Publication of JPS52145966U publication Critical patent/JPS52145966U/ja
Application granted granted Critical
Publication of JPS556879Y2 publication Critical patent/JPS556879Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
JP5336976U 1976-04-30 1976-04-30 Expired JPS556879Y2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5336976U JPS556879Y2 (enrdf_load_html_response) 1976-04-30 1976-04-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5336976U JPS556879Y2 (enrdf_load_html_response) 1976-04-30 1976-04-30

Publications (2)

Publication Number Publication Date
JPS52145966U JPS52145966U (enrdf_load_html_response) 1977-11-05
JPS556879Y2 true JPS556879Y2 (enrdf_load_html_response) 1980-02-15

Family

ID=28512418

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5336976U Expired JPS556879Y2 (enrdf_load_html_response) 1976-04-30 1976-04-30

Country Status (1)

Country Link
JP (1) JPS556879Y2 (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100996400B1 (ko) 2008-08-11 2010-11-25 한국건설기술연구원 조립식 터널 풍도 및 형성방법과 조립식 터널 풍도 시공방법
JP6787772B2 (ja) * 2016-12-15 2020-11-18 清水建設株式会社 坑内換気用ダクト

Also Published As

Publication number Publication date
JPS52145966U (enrdf_load_html_response) 1977-11-05

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