JPH0290484U - - Google Patents
Info
- Publication number
- JPH0290484U JPH0290484U JP16967688U JP16967688U JPH0290484U JP H0290484 U JPH0290484 U JP H0290484U JP 16967688 U JP16967688 U JP 16967688U JP 16967688 U JP16967688 U JP 16967688U JP H0290484 U JPH0290484 U JP H0290484U
- Authority
- JP
- Japan
- Prior art keywords
- protection
- base material
- buried
- pipe
- protection block
- 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
- 235000019589 hardness Nutrition 0.000 claims 3
- 230000001681 protective effect Effects 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Road Repair (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988169676U JPH0619895Y2 (ja) | 1988-12-28 | 1988-12-28 | 埋設管の保護ブロックおよび保護構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988169676U JPH0619895Y2 (ja) | 1988-12-28 | 1988-12-28 | 埋設管の保護ブロックおよび保護構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0290484U true JPH0290484U (en]) | 1990-07-18 |
| JPH0619895Y2 JPH0619895Y2 (ja) | 1994-05-25 |
Family
ID=31459949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988169676U Expired - Lifetime JPH0619895Y2 (ja) | 1988-12-28 | 1988-12-28 | 埋設管の保護ブロックおよび保護構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0619895Y2 (en]) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0192579U (en]) * | 1987-12-14 | 1989-06-16 |
-
1988
- 1988-12-28 JP JP1988169676U patent/JPH0619895Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0192579U (en]) * | 1987-12-14 | 1989-06-16 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0619895Y2 (ja) | 1994-05-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |