Keyboard instrument

A keyboard instrument including a hammer unit which includes a plurality of hammer members each of which has an effort point provided on one end side, a load point provided on an other end side, and a fulcrum provided between the effort point and the load point, and a hammer holder which rotatably h...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Taniguchi, Hirokazu, Akaishi, Akihito
Format: Patent
Sprache:eng
Schlagworte:
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