JPS63198638U - - Google Patents

Info

Publication number
JPS63198638U
JPS63198638U JP8926587U JP8926587U JPS63198638U JP S63198638 U JPS63198638 U JP S63198638U JP 8926587 U JP8926587 U JP 8926587U JP 8926587 U JP8926587 U JP 8926587U JP S63198638 U JPS63198638 U JP S63198638U
Authority
JP
Japan
Prior art keywords
manhole cover
locking member
engagement
receiving frame
protrusion
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
JP8926587U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0612056Y2 (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 JP1987089265U priority Critical patent/JPH0612056Y2/ja
Publication of JPS63198638U publication Critical patent/JPS63198638U/ja
Application granted granted Critical
Publication of JPH0612056Y2 publication Critical patent/JPH0612056Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1987089265U 1987-06-10 1987-06-10 マンホ−ル蓋の浮上防止装置 Expired - Lifetime JPH0612056Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987089265U JPH0612056Y2 (ja) 1987-06-10 1987-06-10 マンホ−ル蓋の浮上防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987089265U JPH0612056Y2 (ja) 1987-06-10 1987-06-10 マンホ−ル蓋の浮上防止装置

Publications (2)

Publication Number Publication Date
JPS63198638U true JPS63198638U (enrdf_load_stackoverflow) 1988-12-21
JPH0612056Y2 JPH0612056Y2 (ja) 1994-03-30

Family

ID=30948100

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987089265U Expired - Lifetime JPH0612056Y2 (ja) 1987-06-10 1987-06-10 マンホ−ル蓋の浮上防止装置

Country Status (1)

Country Link
JP (1) JPH0612056Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197543U (enrdf_load_stackoverflow) * 1981-06-13 1982-12-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197543U (enrdf_load_stackoverflow) * 1981-06-13 1982-12-15

Also Published As

Publication number Publication date
JPH0612056Y2 (ja) 1994-03-30

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