G10C 3/20

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
8962966 Keyboard instrumentSep 14, 12Feb 24, 15YAMAHA CORPORATION
8389834 Key drive device and keyboard musical instrumentJan 04, 12Mar 05, 13YAMAHA CORPORATION
5565635 Automatic playing apparatus with pedal actuators supported by bracket independent of case of acoustic pianoOct 04, 94Oct 15, 96YAMAHA CORPORATION
5210367 Automatic performance device for a keyboard instrumentNov 28, 90May 11, 93YAMAHA CORPORATION
4873905 Automatic player pianoMay 17, 88Oct 17, 89YAMAHA CORPORATION
4741237 Actuator for automatic performance pianoMar 12, 87May 03, 88Nippon Gakki Seizo Kabushiki Kaisha
4592263 Electro-mechanical stringed bass machineMay 21, 85Jun 03, 86Not available
4513652 Solenoid actuator for use in automatic performance pianoAug 18, 82Apr 30, 85Nippon Gakki Seizo Kabushiki Kaisha
4445416 Player piano devicesOct 09, 80May 01, 84Not available