JPS55135342U - - Google Patents
Info
- Publication number
- JPS55135342U JPS55135342U JP3480879U JP3480879U JPS55135342U JP S55135342 U JPS55135342 U JP S55135342U JP 3480879 U JP3480879 U JP 3480879U JP 3480879 U JP3480879 U JP 3480879U JP S55135342 U JPS55135342 U JP S55135342U
- Authority
- JP
- Japan
- 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
Landscapes
- Electronic Switches (AREA)
- Contacts (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1979034808U JPS594526Y2 (ja) | 1979-03-16 | 1979-03-16 | ピアノの鍵盤動作検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1979034808U JPS594526Y2 (ja) | 1979-03-16 | 1979-03-16 | ピアノの鍵盤動作検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55135342U true JPS55135342U (xx) | 1980-09-26 |
JPS594526Y2 JPS594526Y2 (ja) | 1984-02-09 |
Family
ID=28892885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1979034808U Expired JPS594526Y2 (ja) | 1979-03-16 | 1979-03-16 | ピアノの鍵盤動作検出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS594526Y2 (xx) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6039097U (ja) * | 1984-07-17 | 1985-03-18 | ヤマハ株式会社 | 自動ピアノの演奏情報センサー |
JPS61102693A (ja) * | 1984-10-25 | 1986-05-21 | ヤマハ株式会社 | 自動演奏ピアノ用光センサユニツト |
JPH0259799A (ja) * | 1988-08-25 | 1990-02-28 | Yamaha Corp | 押鍵検出装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5346119U (xx) * | 1976-09-24 | 1978-04-19 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5346119B2 (xx) * | 1973-03-22 | 1978-12-11 |
-
1979
- 1979-03-16 JP JP1979034808U patent/JPS594526Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5346119U (xx) * | 1976-09-24 | 1978-04-19 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6039097U (ja) * | 1984-07-17 | 1985-03-18 | ヤマハ株式会社 | 自動ピアノの演奏情報センサー |
JPS61102693A (ja) * | 1984-10-25 | 1986-05-21 | ヤマハ株式会社 | 自動演奏ピアノ用光センサユニツト |
JPH0259799A (ja) * | 1988-08-25 | 1990-02-28 | Yamaha Corp | 押鍵検出装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS594526Y2 (ja) | 1984-02-09 |