Acoustic pickups

Acoustic practice mute

Acoustic practice percussion instrument and practice kit

Acoustic practice percussion instrument and practice kit

Acoustic signal generator with means for changing the time const

Acoustic signal processing apparatus and method, signal...

Acoustic signal producing apparatus

Acoustic sound generating device

Acoustic stringed instrument body with relief cut

Acoustic stringed instrument enhancement device

Acoustic stringed instrument with improved cutaway and...

Acoustic stringed instrument with spring supported top

Acoustic support structure for stringed musical instruments...

Acoustic tone inhibiting means for keyboard musical instrument

Acoustic tone synthesizer for an electronic musical instrument

Acoustic-electric guitar with interior neck extension

Acoustical drum shell staged bridge reinforcement structure

Acoustical reflector for wind instruments

Acoustical reflector for wind instruments

Acoustical rhythm board