JPS61173976U - - Google Patents
Info
- Publication number
- JPS61173976U JPS61173976U JP5659085U JP5659085U JPS61173976U JP S61173976 U JPS61173976 U JP S61173976U JP 5659085 U JP5659085 U JP 5659085U JP 5659085 U JP5659085 U JP 5659085U JP S61173976 U JPS61173976 U JP S61173976U
- Authority
- JP
- Japan
- Prior art keywords
- base
- learning device
- constellation
- peripheral surface
- inner peripheral
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims 1
- 239000012780 transparent material Substances 0.000 claims 1
Landscapes
- Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985056590U JPH0417957Y2 (hu) | 1985-04-15 | 1985-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985056590U JPH0417957Y2 (hu) | 1985-04-15 | 1985-04-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61173976U true JPS61173976U (hu) | 1986-10-29 |
| JPH0417957Y2 JPH0417957Y2 (hu) | 1992-04-22 |
Family
ID=30580331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985056590U Expired JPH0417957Y2 (hu) | 1985-04-15 | 1985-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0417957Y2 (hu) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5518852U (hu) * | 1978-07-20 | 1980-02-06 | ||
| GB1562189A (en) * | 1976-08-27 | 1980-03-05 | Sharp C M | Star finder |
-
1985
- 1985-04-15 JP JP1985056590U patent/JPH0417957Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1562189A (en) * | 1976-08-27 | 1980-03-05 | Sharp C M | Star finder |
| JPS5518852U (hu) * | 1978-07-20 | 1980-02-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0417957Y2 (hu) | 1992-04-22 |