JPS6013867Y2 - マンホール出入口用手掛装置 - Google Patents

マンホール出入口用手掛装置

Info

Publication number
JPS6013867Y2
JPS6013867Y2 JP1975177258U JP17725875U JPS6013867Y2 JP S6013867 Y2 JPS6013867 Y2 JP S6013867Y2 JP 1975177258 U JP1975177258 U JP 1975177258U JP 17725875 U JP17725875 U JP 17725875U JP S6013867 Y2 JPS6013867 Y2 JP S6013867Y2
Authority
JP
Japan
Prior art keywords
manhole
handhold
exit
side edge
entrance
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
JP1975177258U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5291653U (enrdf_load_stackoverflow
Inventor
英三 高橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to JP1975177258U priority Critical patent/JPS6013867Y2/ja
Publication of JPS5291653U publication Critical patent/JPS5291653U/ja
Application granted granted Critical
Publication of JPS6013867Y2 publication Critical patent/JPS6013867Y2/ja
Expired legal-status Critical Current

Links

JP1975177258U 1975-12-30 1975-12-30 マンホール出入口用手掛装置 Expired JPS6013867Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1975177258U JPS6013867Y2 (ja) 1975-12-30 1975-12-30 マンホール出入口用手掛装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1975177258U JPS6013867Y2 (ja) 1975-12-30 1975-12-30 マンホール出入口用手掛装置

Publications (2)

Publication Number Publication Date
JPS5291653U JPS5291653U (enrdf_load_stackoverflow) 1977-07-08
JPS6013867Y2 true JPS6013867Y2 (ja) 1985-05-02

Family

ID=28655569

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1975177258U Expired JPS6013867Y2 (ja) 1975-12-30 1975-12-30 マンホール出入口用手掛装置

Country Status (1)

Country Link
JP (1) JPS6013867Y2 (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS517247Y2 (enrdf_load_stackoverflow) * 1971-08-27 1976-02-27

Also Published As

Publication number Publication date
JPS5291653U (enrdf_load_stackoverflow) 1977-07-08

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