Keyboard musical instrument with simplified key unit assembly

Keyboard of pianos and similar key instruments

Keyboard spring return mechanism

Keyboard structures of electronic musical instruments

Keyboard support mechanism for electronic organs

Keyboard unit for electronic musical instruments

Keyboard-type tone plate percussion instrument

Keyboarding apparatus for electronic musical instrument with sim

Keyboards for electronic pianos

Keys for electronic musical instrument

Linearly reciprocating keyboard key incorporating two guide pins

Main case body of musical keyboard instrument

Manual for electronic organs and the like

Manual with piano effect for use in electronic organs

Mechanism for rotatably supporting rotary member of keyboard

Member with synthetic surface replicating a surface of a specime

Method and apparatus for adjusting keys of a musical keyboard in

Method for inertial balancing of musical instrument keyboards

Method of and means for producing musical note relationships

Method of mounting plate in grand piano