Multiple driver loudspeaker system
Multiple driver loudspeaker system
Multiple driver, resonantly-coupled loudspeaker
Multiple loudspeaker with piezoelectric "tweeter" supported...
Multiple mode piezoelectric resonator
Multiple output system for transmitting the acoustic...
Multiple pulse stimulation
Multiple segment fiber optic hydrophone
Multiple speaker enclosure with single tuning
Multiple zone audio system
Multipurpose accessory for portable multimedia device
Multipurpose headwear
Musical instruments incorporating loudspeakers