JPH0450551Y2 - - Google Patents
Info
- Publication number
- JPH0450551Y2 JPH0450551Y2 JP11839987U JP11839987U JPH0450551Y2 JP H0450551 Y2 JPH0450551 Y2 JP H0450551Y2 JP 11839987 U JP11839987 U JP 11839987U JP 11839987 U JP11839987 U JP 11839987U JP H0450551 Y2 JPH0450551 Y2 JP H0450551Y2
- Authority
- JP
- Japan
- Prior art keywords
- marker
- rod
- shaped body
- shaped
- hole
- 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
- 239000003550 marker Substances 0.000 claims description 43
- 238000009434 installation Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11839987U JPH0450551Y2 (2) | 1987-07-31 | 1987-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11839987U JPH0450551Y2 (2) | 1987-07-31 | 1987-07-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6423685U JPS6423685U (2) | 1989-02-08 |
| JPH0450551Y2 true JPH0450551Y2 (2) | 1992-11-27 |
Family
ID=31362725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11839987U Expired JPH0450551Y2 (2) | 1987-07-31 | 1987-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0450551Y2 (2) |
-
1987
- 1987-07-31 JP JP11839987U patent/JPH0450551Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6423685U (2) | 1989-02-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9703002B1 (en) | Utility locator systems and methods | |
| US6527246B1 (en) | Positioning and anti-movement support stake including marking means for underground pipes | |
| DE69638005D1 (de) | System zur Datenerfassung und Steuerung eines Baggers und damit verbundenes Verfahren | |
| JPH0450551Y2 (2) | ||
| JP2005098746A (ja) | 連続ケーブル位置探査装置、連続ケーブル位置探査方法、及び連続ケーブル位置探査プログラム | |
| US3451136A (en) | Method of and means for determining line and grade of sewer pipes and the like | |
| US20030047226A1 (en) | Location marker | |
| JPH0429371Y2 (2) | ||
| CN212454399U (zh) | 一种套管式地应力测试配套定位测距装置 | |
| JPS6082881A (ja) | 合成樹脂製埋設管の探知方法 | |
| JP2001125638A (ja) | 磁性体の設置方法、磁性式標識体及び車両用情報取得装置 | |
| KR102213826B1 (ko) | 지반침하 계측장치용 스파이더 모듈 및 이를 구비하는 지반침하 계측장치 | |
| JPH0519828Y2 (2) | ||
| CN215968378U (zh) | 一种岩溶溶蚀速率野外实验用溶蚀片夹具 | |
| JP3025256U (ja) | スウェーデン式サウンディング試験機を利用した地下水位測定装置 | |
| JP2596936B2 (ja) | 埋設物探知用標識体の敷設方法 | |
| CN208315015U (zh) | 一种无人飞行器定位及身份识别的装置 | |
| JPS6328463Y2 (2) | ||
| KR101318258B1 (ko) | 지형변화에 따른 기준점별 지피에스 성과의 정밀 적용을 통한 기준점 관측시스템 | |
| JP3018744U (ja) | 境界標識くいの設置補助台 | |
| JP3086933B2 (ja) | 足掛具 | |
| JP3020917U (ja) | 位置表示体の支持部材 | |
| JPH07270542A (ja) | 地中埋設物探知用標識体 | |
| JPH0518714Y2 (2) | ||
| JPS6319388Y2 (2) |