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
Application number
JP3480879U
Other languages
Japanese (ja)
Other versions
JPS594526Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1979034808U priority Critical patent/JPS594526Y2/ja
Publication of JPS55135342U publication Critical patent/JPS55135342U/ja
Application granted granted Critical
Publication of JPS594526Y2 publication Critical patent/JPS594526Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electronic Switches (AREA)
  • Contacts (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
JP1979034808U 1979-03-16 1979-03-16 ピアノの鍵盤動作検出装置 Expired JPS594526Y2 (ja)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346119U (xx) * 1976-09-24 1978-04-19

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346119B2 (xx) * 1973-03-22 1978-12-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346119U (xx) * 1976-09-24 1978-04-19

Cited By (3)

* Cited by examiner, † Cited by third party
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

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