JPS63840Y2 - - Google Patents
Info
- Publication number
- JPS63840Y2 JPS63840Y2 JP7963282U JP7963282U JPS63840Y2 JP S63840 Y2 JPS63840 Y2 JP S63840Y2 JP 7963282 U JP7963282 U JP 7963282U JP 7963282 U JP7963282 U JP 7963282U JP S63840 Y2 JPS63840 Y2 JP S63840Y2
- Authority
- JP
- Japan
- Prior art keywords
- bending
- rod
- ladder
- rods
- mounting members
- 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.)
- Expired
Links
- 238000005452 bending Methods 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
Landscapes
- Ladders (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7963282U JPS58181900U (ja) | 1982-05-31 | 1982-05-31 | マンホ−ル用補助梯子 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7963282U JPS58181900U (ja) | 1982-05-31 | 1982-05-31 | マンホ−ル用補助梯子 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58181900U JPS58181900U (ja) | 1983-12-05 |
| JPS63840Y2 true JPS63840Y2 (en]) | 1988-01-11 |
Family
ID=30088810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7963282U Granted JPS58181900U (ja) | 1982-05-31 | 1982-05-31 | マンホ−ル用補助梯子 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58181900U (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100732973B1 (ko) * | 2002-06-28 | 2007-06-27 | 주식회사 케이티 | 지하구조물 출입구의 발판 |
-
1982
- 1982-05-31 JP JP7963282U patent/JPS58181900U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58181900U (ja) | 1983-12-05 |
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