JPS6180831U - - Google Patents

Info

Publication number
JPS6180831U
JPS6180831U JP16455084U JP16455084U JPS6180831U JP S6180831 U JPS6180831 U JP S6180831U JP 16455084 U JP16455084 U JP 16455084U JP 16455084 U JP16455084 U JP 16455084U JP S6180831 U JPS6180831 U JP S6180831U
Authority
JP
Japan
Prior art keywords
ring
fall prevention
present
prevention frame
manhole
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
JP16455084U
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 JP16455084U priority Critical patent/JPS6180831U/ja
Publication of JPS6180831U publication Critical patent/JPS6180831U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
JP16455084U 1984-10-30 1984-10-30 Pending JPS6180831U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16455084U JPS6180831U (enrdf_load_stackoverflow) 1984-10-30 1984-10-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16455084U JPS6180831U (enrdf_load_stackoverflow) 1984-10-30 1984-10-30

Publications (1)

Publication Number Publication Date
JPS6180831U true JPS6180831U (enrdf_load_stackoverflow) 1986-05-29

Family

ID=30722410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16455084U Pending JPS6180831U (enrdf_load_stackoverflow) 1984-10-30 1984-10-30

Country Status (1)

Country Link
JP (1) JPS6180831U (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63121614U (enrdf_load_stackoverflow) * 1987-01-27 1988-08-08
JPH01180520U (enrdf_load_stackoverflow) * 1988-06-08 1989-12-26
JP2010265658A (ja) * 2009-05-14 2010-11-25 Seibu Giken Kogyo Kk マンホール用補助梯子
JP2011026818A (ja) * 2009-07-24 2011-02-10 Tokyo Metropolitan Sewerage Service Corp 人孔用安全作業柵体及びそれを使用する人孔工事の施工方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63121614U (enrdf_load_stackoverflow) * 1987-01-27 1988-08-08
JPH01180520U (enrdf_load_stackoverflow) * 1988-06-08 1989-12-26
JP2010265658A (ja) * 2009-05-14 2010-11-25 Seibu Giken Kogyo Kk マンホール用補助梯子
JP2011026818A (ja) * 2009-07-24 2011-02-10 Tokyo Metropolitan Sewerage Service Corp 人孔用安全作業柵体及びそれを使用する人孔工事の施工方法

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