JPS51128831A - A closing system road lid - Google Patents

A closing system road lid

Info

Publication number
JPS51128831A
JPS51128831A JP50052997A JP5299775A JPS51128831A JP S51128831 A JPS51128831 A JP S51128831A JP 50052997 A JP50052997 A JP 50052997A JP 5299775 A JP5299775 A JP 5299775A JP S51128831 A JPS51128831 A JP S51128831A
Authority
JP
Japan
Prior art keywords
closing system
system road
road lid
lid
closing
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.)
Pending
Application number
JP50052997A
Other languages
Japanese (ja)
Inventor
Shoichi Kikuchi
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 JP50052997A priority Critical patent/JPS51128831A/en
Publication of JPS51128831A publication Critical patent/JPS51128831A/en
Pending legal-status Critical Current

Links

Landscapes

  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)

Abstract

PURPOSE: To facilitate the road lid closing operation while aiming at its stable load.
COPYRIGHT: (C)1976,JPO&Japio
JP50052997A 1975-05-01 1975-05-01 A closing system road lid Pending JPS51128831A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50052997A JPS51128831A (en) 1975-05-01 1975-05-01 A closing system road lid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50052997A JPS51128831A (en) 1975-05-01 1975-05-01 A closing system road lid

Publications (1)

Publication Number Publication Date
JPS51128831A true JPS51128831A (en) 1976-11-10

Family

ID=12930555

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50052997A Pending JPS51128831A (en) 1975-05-01 1975-05-01 A closing system road lid

Country Status (1)

Country Link
JP (1) JPS51128831A (en)

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