JPS63100592U - - Google Patents
Info
- Publication number
- JPS63100592U JPS63100592U JP19623186U JP19623186U JPS63100592U JP S63100592 U JPS63100592 U JP S63100592U JP 19623186 U JP19623186 U JP 19623186U JP 19623186 U JP19623186 U JP 19623186U JP S63100592 U JPS63100592 U JP S63100592U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- cylindrical
- outer diameter
- cylindrical body
- circumferential surface
- 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
- 238000009412 basement excavation Methods 0.000 claims description 3
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986196231U JPH0444707Y2 (de) | 1986-12-20 | 1986-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986196231U JPH0444707Y2 (de) | 1986-12-20 | 1986-12-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63100592U true JPS63100592U (de) | 1988-06-30 |
| JPH0444707Y2 JPH0444707Y2 (de) | 1992-10-21 |
Family
ID=31154863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986196231U Expired JPH0444707Y2 (de) | 1986-12-20 | 1986-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444707Y2 (de) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4532034Y1 (de) * | 1968-02-23 | 1970-12-08 |
-
1986
- 1986-12-20 JP JP1986196231U patent/JPH0444707Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4532034Y1 (de) * | 1968-02-23 | 1970-12-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0444707Y2 (de) | 1992-10-21 |