JPH02139997U - - Google Patents
Info
- Publication number
- JPH02139997U JPH02139997U JP4761089U JP4761089U JPH02139997U JP H02139997 U JPH02139997 U JP H02139997U JP 4761089 U JP4761089 U JP 4761089U JP 4761089 U JP4761089 U JP 4761089U JP H02139997 U JPH02139997 U JP H02139997U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- buried
- leading
- rear end
- buried pipe
- 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
- 230000008602 contraction Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4761089U JPH0649667Y2 (ja) | 1989-04-21 | 1989-04-21 | 管埋設装置における埋設管の長さ補正装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4761089U JPH0649667Y2 (ja) | 1989-04-21 | 1989-04-21 | 管埋設装置における埋設管の長さ補正装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02139997U true JPH02139997U (cs) | 1990-11-22 |
| JPH0649667Y2 JPH0649667Y2 (ja) | 1994-12-14 |
Family
ID=31563688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4761089U Expired - Fee Related JPH0649667Y2 (ja) | 1989-04-21 | 1989-04-21 | 管埋設装置における埋設管の長さ補正装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0649667Y2 (cs) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014069972A1 (ko) | 2012-11-05 | 2014-05-08 | 조선대학교 산학협력단 | 가변 마찰댐퍼 |
-
1989
- 1989-04-21 JP JP4761089U patent/JPH0649667Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0649667Y2 (ja) | 1994-12-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |