JPH0312819Y2 - - Google Patents

Info

Publication number
JPH0312819Y2
JPH0312819Y2 JP5454385U JP5454385U JPH0312819Y2 JP H0312819 Y2 JPH0312819 Y2 JP H0312819Y2 JP 5454385 U JP5454385 U JP 5454385U JP 5454385 U JP5454385 U JP 5454385U JP H0312819 Y2 JPH0312819 Y2 JP H0312819Y2
Authority
JP
Japan
Prior art keywords
manhole
locking
pair
corner
angle
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.)
Expired
Application number
JP5454385U
Other languages
English (en)
Japanese (ja)
Other versions
JPS61173555U (cg-RX-API-DMAC10.html
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 JP5454385U priority Critical patent/JPH0312819Y2/ja
Publication of JPS61173555U publication Critical patent/JPS61173555U/ja
Application granted granted Critical
Publication of JPH0312819Y2 publication Critical patent/JPH0312819Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Ladders (AREA)
JP5454385U 1985-04-12 1985-04-12 Expired JPH0312819Y2 (cg-RX-API-DMAC10.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5454385U JPH0312819Y2 (cg-RX-API-DMAC10.html) 1985-04-12 1985-04-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5454385U JPH0312819Y2 (cg-RX-API-DMAC10.html) 1985-04-12 1985-04-12

Publications (2)

Publication Number Publication Date
JPS61173555U JPS61173555U (cg-RX-API-DMAC10.html) 1986-10-28
JPH0312819Y2 true JPH0312819Y2 (cg-RX-API-DMAC10.html) 1991-03-26

Family

ID=30576397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5454385U Expired JPH0312819Y2 (cg-RX-API-DMAC10.html) 1985-04-12 1985-04-12

Country Status (1)

Country Link
JP (1) JPH0312819Y2 (cg-RX-API-DMAC10.html)

Also Published As

Publication number Publication date
JPS61173555U (cg-RX-API-DMAC10.html) 1986-10-28

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