JPS61155439U - - Google Patents

Info

Publication number
JPS61155439U
JPS61155439U JP4051985U JP4051985U JPS61155439U JP S61155439 U JPS61155439 U JP S61155439U JP 4051985 U JP4051985 U JP 4051985U JP 4051985 U JP4051985 U JP 4051985U JP S61155439 U JPS61155439 U JP S61155439U
Authority
JP
Japan
Prior art keywords
auxiliary ladder
support
guide hole
manhole
support part
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.)
Granted
Application number
JP4051985U
Other languages
English (en)
Japanese (ja)
Other versions
JPH03428Y2 (bs
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 JP4051985U priority Critical patent/JPH03428Y2/ja
Publication of JPS61155439U publication Critical patent/JPS61155439U/ja
Application granted granted Critical
Publication of JPH03428Y2 publication Critical patent/JPH03428Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Ladders (AREA)
JP4051985U 1985-03-20 1985-03-20 Expired JPH03428Y2 (bs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4051985U JPH03428Y2 (bs) 1985-03-20 1985-03-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4051985U JPH03428Y2 (bs) 1985-03-20 1985-03-20

Publications (2)

Publication Number Publication Date
JPS61155439U true JPS61155439U (bs) 1986-09-26
JPH03428Y2 JPH03428Y2 (bs) 1991-01-09

Family

ID=30549479

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4051985U Expired JPH03428Y2 (bs) 1985-03-20 1985-03-20

Country Status (1)

Country Link
JP (1) JPH03428Y2 (bs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6376046U (bs) * 1986-11-06 1988-05-20

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6376046U (bs) * 1986-11-06 1988-05-20

Also Published As

Publication number Publication date
JPH03428Y2 (bs) 1991-01-09

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