JPS6160977U - - Google Patents
Info
- Publication number
- JPS6160977U JPS6160977U JP14486684U JP14486684U JPS6160977U JP S6160977 U JPS6160977 U JP S6160977U JP 14486684 U JP14486684 U JP 14486684U JP 14486684 U JP14486684 U JP 14486684U JP S6160977 U JPS6160977 U JP S6160977U
- Authority
- JP
- Japan
- Prior art keywords
- frame
- photoelectric devices
- aperture
- pitching
- baseball
- 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
- 239000011159 matrix material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14486684U JPS6160977U (zh) | 1984-09-25 | 1984-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14486684U JPS6160977U (zh) | 1984-09-25 | 1984-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6160977U true JPS6160977U (zh) | 1986-04-24 |
Family
ID=30703129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14486684U Pending JPS6160977U (zh) | 1984-09-25 | 1984-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6160977U (zh) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS596078A (ja) * | 1982-06-30 | 1984-01-13 | 美津濃株式会社 | 投球練習装置における投球目標と受球位置との相関関係を提示する方法 |
-
1984
- 1984-09-25 JP JP14486684U patent/JPS6160977U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS596078A (ja) * | 1982-06-30 | 1984-01-13 | 美津濃株式会社 | 投球練習装置における投球目標と受球位置との相関関係を提示する方法 |