JPH0473044U - - Google Patents

Info

Publication number
JPH0473044U
JPH0473044U JP11423090U JP11423090U JPH0473044U JP H0473044 U JPH0473044 U JP H0473044U JP 11423090 U JP11423090 U JP 11423090U JP 11423090 U JP11423090 U JP 11423090U JP H0473044 U JPH0473044 U JP H0473044U
Authority
JP
Japan
Prior art keywords
evacuation shaft
pressure
manhole
resistant structure
attached
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
JP11423090U
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 JP11423090U priority Critical patent/JPH0473044U/ja
Publication of JPH0473044U publication Critical patent/JPH0473044U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Barrages (AREA)
JP11423090U 1990-10-31 1990-10-31 Pending JPH0473044U (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11423090U JPH0473044U (ko) 1990-10-31 1990-10-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11423090U JPH0473044U (ko) 1990-10-31 1990-10-31

Publications (1)

Publication Number Publication Date
JPH0473044U true JPH0473044U (ko) 1992-06-26

Family

ID=31861896

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11423090U Pending JPH0473044U (ko) 1990-10-31 1990-10-31

Country Status (1)

Country Link
JP (1) JPH0473044U (ko)

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