Hand held electronic keyboard instrument

Hand held electronic music encyclopedia with text and note struc

Hand musical tone control apparatus

Hand-operated dancing machine

Handheld musical tone controller

Handy musical instrument responsive to grip action

Harmony chorus apparatus generating chorus sound derived from vo

Harmony effect imparting apparatus and a karaoke amplifier

Harmony generating apparatus and method of use for karaoke

Harmony hat

Heuristic organization and playback system

Hexaphonic pickup for digital guitar system

High inductance electromagnetic pickup for stringed musical inst

High output film piezolelectric pickup for stringed musical inst

High speed switch scanning apparatus

High-fidelity automatic player musical instrument, automatic...

Holiday action and musical display

Holonic rhythm generator for generating a rhythmic vibration sta

Humbucking pickup for electric guitar

Hybrid electric/acoustic percussion instrument