JPS60172859U - マンホ−ル鉄蓋開閉鍵用鍵棒 - Google Patents

マンホ−ル鉄蓋開閉鍵用鍵棒

Info

Publication number
JPS60172859U
JPS60172859U JP5910784U JP5910784U JPS60172859U JP S60172859 U JPS60172859 U JP S60172859U JP 5910784 U JP5910784 U JP 5910784U JP 5910784 U JP5910784 U JP 5910784U JP S60172859 U JPS60172859 U JP S60172859U
Authority
JP
Japan
Prior art keywords
iron cover
key
manhole iron
closing
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.)
Granted
Application number
JP5910784U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0131624Y2 (enrdf_load_stackoverflow
Inventor
菱山　光正
紀史雄 有田
順一 増田
晃 阿部
藤沢　勝蔵
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP5910784U priority Critical patent/JPS60172859U/ja
Publication of JPS60172859U publication Critical patent/JPS60172859U/ja
Application granted granted Critical
Publication of JPH0131624Y2 publication Critical patent/JPH0131624Y2/ja
Granted legal-status Critical Current

Links

JP5910784U 1984-04-21 1984-04-21 マンホ−ル鉄蓋開閉鍵用鍵棒 Granted JPS60172859U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5910784U JPS60172859U (ja) 1984-04-21 1984-04-21 マンホ−ル鉄蓋開閉鍵用鍵棒

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5910784U JPS60172859U (ja) 1984-04-21 1984-04-21 マンホ−ル鉄蓋開閉鍵用鍵棒

Publications (2)

Publication Number Publication Date
JPS60172859U true JPS60172859U (ja) 1985-11-15
JPH0131624Y2 JPH0131624Y2 (enrdf_load_stackoverflow) 1989-09-28

Family

ID=30585221

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5910784U Granted JPS60172859U (ja) 1984-04-21 1984-04-21 マンホ−ル鉄蓋開閉鍵用鍵棒

Country Status (1)

Country Link
JP (1) JPS60172859U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0131624Y2 (enrdf_load_stackoverflow) 1989-09-28

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