JPH01117662U - - Google Patents
Info
- Publication number
- JPH01117662U JPH01117662U JP1250188U JP1250188U JPH01117662U JP H01117662 U JPH01117662 U JP H01117662U JP 1250188 U JP1250188 U JP 1250188U JP 1250188 U JP1250188 U JP 1250188U JP H01117662 U JPH01117662 U JP H01117662U
- Authority
- JP
- Japan
- Prior art keywords
- key
- light source
- keyboard
- external point
- point light
- 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
- 239000004925 Acrylic resin Substances 0.000 claims 1
- 229920000178 Acrylic resin Polymers 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1250188U JPH01117662U (zh) | 1988-02-03 | 1988-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1250188U JPH01117662U (zh) | 1988-02-03 | 1988-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01117662U true JPH01117662U (zh) | 1989-08-09 |
Family
ID=31221990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1250188U Pending JPH01117662U (zh) | 1988-02-03 | 1988-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01117662U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11143459A (ja) * | 1997-11-07 | 1999-05-28 | Yamaha Corp | 鍵盤楽器および鍵盤楽器の練習装置 |
-
1988
- 1988-02-03 JP JP1250188U patent/JPH01117662U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11143459A (ja) * | 1997-11-07 | 1999-05-28 | Yamaha Corp | 鍵盤楽器および鍵盤楽器の練習装置 |
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