JPH01174443U - - Google Patents

Info

Publication number
JPH01174443U
JPH01174443U JP6903188U JP6903188U JPH01174443U JP H01174443 U JPH01174443 U JP H01174443U JP 6903188 U JP6903188 U JP 6903188U JP 6903188 U JP6903188 U JP 6903188U JP H01174443 U JPH01174443 U JP H01174443U
Authority
JP
Japan
Prior art keywords
frame
support
manhole
net
supports
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
JP6903188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH072705Y2 (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 JP1988069031U priority Critical patent/JPH072705Y2/ja
Publication of JPH01174443U publication Critical patent/JPH01174443U/ja
Application granted granted Critical
Publication of JPH072705Y2 publication Critical patent/JPH072705Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1988069031U 1988-05-25 1988-05-25 マンホール用保護蓋 Expired - Lifetime JPH072705Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988069031U JPH072705Y2 (ja) 1988-05-25 1988-05-25 マンホール用保護蓋

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988069031U JPH072705Y2 (ja) 1988-05-25 1988-05-25 マンホール用保護蓋

Publications (2)

Publication Number Publication Date
JPH01174443U true JPH01174443U (US07923587-20110412-C00001.png) 1989-12-12
JPH072705Y2 JPH072705Y2 (ja) 1995-01-25

Family

ID=31294326

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988069031U Expired - Lifetime JPH072705Y2 (ja) 1988-05-25 1988-05-25 マンホール用保護蓋

Country Status (1)

Country Link
JP (1) JPH072705Y2 (US07923587-20110412-C00001.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62120545U (US07923587-20110412-C00001.png) * 1986-01-17 1987-07-31

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62120545U (US07923587-20110412-C00001.png) * 1986-01-17 1987-07-31

Also Published As

Publication number Publication date
JPH072705Y2 (ja) 1995-01-25

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