Tuning systems for stringed instruments
Tuning systems for stringed instruments
Tuning systems for stringed musical instruments
Tuning the wood of a musical instrument bow
Two-in-one banjo tone ring
Two-speed tuning machine for musical instruments
Ukelele made from koa and coconut shells
Unitary guitar construction
Unitary guitar construction
Unitary guitar construction
Unitary pick having multiple picking surfaces
Universal body pad for string musical instrument
Universal mute for vertical pianos
Universal piano action striking vertical and horizontal...
Universal, multi-position, tuning mechanism and bridge for...
Upper pivot support for a guitar
Upright harpsichord action
Upright keyboard musical instrument
Upright piano
Upright piano action