Brake rotor silencer apparatus
Branch take-off and silencer for an air distribution system
Branch take-off and silencer for an air distribution system
Broad band acoustic attenuator
Broad band dynamic loudspeaker
Broad band low frequency passive muffler
Broad band seismic vibrator
Broad-band acoustic speaker
Broadband acoustical transmitting system
Broadband noise resonator
Broadband resonant wave downhole seismic source
Broadband seismic energy source
Broadband seismic energy source
Broadband seismic energy source
Bubble noise reduction
Bubble silencer for an underwater voice communicator
Built-in vacuum cleaning system with improved acoustic damping d
Bulk acoustic absorber panels for use in high speed gas flow env
Bumper/muffler assembly
Butterfly damper