JPS6220166Y2 - - Google Patents
Info
- Publication number
- JPS6220166Y2 JPS6220166Y2 JP1982049735U JP4973582U JPS6220166Y2 JP S6220166 Y2 JPS6220166 Y2 JP S6220166Y2 JP 1982049735 U JP1982049735 U JP 1982049735U JP 4973582 U JP4973582 U JP 4973582U JP S6220166 Y2 JPS6220166 Y2 JP S6220166Y2
- Authority
- JP
- Japan
- Prior art keywords
- landolt ring
- manual
- top plate
- spur gears
- bearing holes
- 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.)
- Expired
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4973582U JPS58152901U (ja) | 1982-04-05 | 1982-04-05 | 視力表 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4973582U JPS58152901U (ja) | 1982-04-05 | 1982-04-05 | 視力表 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58152901U JPS58152901U (ja) | 1983-10-13 |
| JPS6220166Y2 true JPS6220166Y2 (en, 2012) | 1987-05-22 |
Family
ID=30060572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4973582U Granted JPS58152901U (ja) | 1982-04-05 | 1982-04-05 | 視力表 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58152901U (en, 2012) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5061692U (en, 2012) * | 1973-09-29 | 1975-06-06 | ||
| JPS50136293U (en, 2012) * | 1974-04-22 | 1975-11-10 | ||
| JPS5419119Y2 (en, 2012) * | 1975-06-18 | 1979-07-16 |
-
1982
- 1982-04-05 JP JP4973582U patent/JPS58152901U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58152901U (ja) | 1983-10-13 |