Loudspeaker with rigid foamed back-cavity
Loudspeaker with wall reflex absorber
Loudspeakers
Loudspeakers in architectural form
Louver flow muffler
Louver structure with movable slats for a loudspeaker box
Low back pressure exhaust silencer for diesel locomotives
Low backpressure straight-through reactive and dissipative muffl
Low cost muffler
Low cost replaceable type sound dampening unit for vacuum cleani
Low cost vehicle electrical and electronic components and...
Low distortion audio speaker cabinet
Low distortion loudspeaker cone suspension
Low distortion pyramidal dispersion speaker
Low energy source for seismic operation
Low frequency acoustic attenuator
Low frequency acoustic attenuator for use in downhole...
Low frequency electro-acoustic transducer with interconnected di
Low frequency equaphase surround loudspeaker
Low frequency flextensional acoustic source for underwater use