JPS51128831A - A closing system road lid - Google Patents
A closing system road lidInfo
- 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
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
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) |
-
1975
- 1975-05-01 JP JP50052997A patent/JPS51128831A/en active Pending
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