JPH01136588U - - Google Patents
Info
- Publication number
- JPH01136588U JPH01136588U JP1988021910U JP2191088U JPH01136588U JP H01136588 U JPH01136588 U JP H01136588U JP 1988021910 U JP1988021910 U JP 1988021910U JP 2191088 U JP2191088 U JP 2191088U JP H01136588 U JPH01136588 U JP H01136588U
- Authority
- JP
- Japan
- Prior art keywords
- mine
- information collecting
- wellhead
- body frame
- collecting device
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988021910U JPH0613895Y2 (ja) | 1988-02-23 | 1988-02-23 | 坑口内情報収集装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988021910U JPH0613895Y2 (ja) | 1988-02-23 | 1988-02-23 | 坑口内情報収集装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01136588U true JPH01136588U (en, 2012) | 1989-09-19 |
| JPH0613895Y2 JPH0613895Y2 (ja) | 1994-04-13 |
Family
ID=31239556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988021910U Expired - Lifetime JPH0613895Y2 (ja) | 1988-02-23 | 1988-02-23 | 坑口内情報収集装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0613895Y2 (en, 2012) |
-
1988
- 1988-02-23 JP JP1988021910U patent/JPH0613895Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0613895Y2 (ja) | 1994-04-13 |