JPS61202433U - - Google Patents
Info
- Publication number
- JPS61202433U JPS61202433U JP8674985U JP8674985U JPS61202433U JP S61202433 U JPS61202433 U JP S61202433U JP 8674985 U JP8674985 U JP 8674985U JP 8674985 U JP8674985 U JP 8674985U JP S61202433 U JPS61202433 U JP S61202433U
- Authority
- JP
- Japan
- Prior art keywords
- frame
- intersecting
- circular
- core
- utility
- 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 1
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8674985U JPS61202433U (en]) | 1985-06-08 | 1985-06-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8674985U JPS61202433U (en]) | 1985-06-08 | 1985-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61202433U true JPS61202433U (en]) | 1986-12-19 |
Family
ID=30638343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8674985U Pending JPS61202433U (en]) | 1985-06-08 | 1985-06-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61202433U (en]) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5718637B2 (en]) * | 1976-06-14 | 1982-04-17 |
-
1985
- 1985-06-08 JP JP8674985U patent/JPS61202433U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5718637B2 (en]) * | 1976-06-14 | 1982-04-17 |