JPS63121614U - - Google Patents
Info
- Publication number
- JPS63121614U JPS63121614U JP1124187U JP1124187U JPS63121614U JP S63121614 U JPS63121614 U JP S63121614U JP 1124187 U JP1124187 U JP 1124187U JP 1124187 U JP1124187 U JP 1124187U JP S63121614 U JPS63121614 U JP S63121614U
- Authority
- JP
- Japan
- Prior art keywords
- fence
- intervals
- fence body
- opening
- manhole
- 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
Links
- 230000001681 protective effect Effects 0.000 claims description 3
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987011241U JPH0645481Y2 (ja) | 1987-01-27 | 1987-01-27 | マンホールの開口用防護柵 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987011241U JPH0645481Y2 (ja) | 1987-01-27 | 1987-01-27 | マンホールの開口用防護柵 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63121614U true JPS63121614U (OSRAM) | 1988-08-08 |
| JPH0645481Y2 JPH0645481Y2 (ja) | 1994-11-24 |
Family
ID=30798275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987011241U Expired - Lifetime JPH0645481Y2 (ja) | 1987-01-27 | 1987-01-27 | マンホールの開口用防護柵 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0645481Y2 (OSRAM) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6110341U (ja) * | 1984-06-20 | 1986-01-22 | 三栄工業株式会社 | マンホ−ル防護柵 |
| JPS6180831U (OSRAM) * | 1984-10-30 | 1986-05-29 |
-
1987
- 1987-01-27 JP JP1987011241U patent/JPH0645481Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6110341U (ja) * | 1984-06-20 | 1986-01-22 | 三栄工業株式会社 | マンホ−ル防護柵 |
| JPS6180831U (OSRAM) * | 1984-10-30 | 1986-05-29 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0645481Y2 (ja) | 1994-11-24 |