JPH0190017U - - Google Patents
Info
- Publication number
- JPH0190017U JPH0190017U JP18758787U JP18758787U JPH0190017U JP H0190017 U JPH0190017 U JP H0190017U JP 18758787 U JP18758787 U JP 18758787U JP 18758787 U JP18758787 U JP 18758787U JP H0190017 U JPH0190017 U JP H0190017U
- Authority
- JP
- Japan
- Prior art keywords
- view
- drilling
- rotational force
- guide tube
- tube
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 239000004576 sand Substances 0.000 description 2
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18758787U JPH0190017U (OSRAM) | 1987-12-09 | 1987-12-09 | |
| US07/260,876 US4998282A (en) | 1987-12-09 | 1988-10-21 | Lifesaving borescope system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18758787U JPH0190017U (OSRAM) | 1987-12-09 | 1987-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0190017U true JPH0190017U (OSRAM) | 1989-06-14 |
Family
ID=31699795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18758787U Pending JPH0190017U (OSRAM) | 1987-12-09 | 1987-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0190017U (OSRAM) |
-
1987
- 1987-12-09 JP JP18758787U patent/JPH0190017U/ja active Pending
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