Compressor sound attenuation enclosure
Compressor suction noise attenuator and assembly method
Concentric pass-type muffler construction
Concrete noise barrier
Condition responsive muffler for refrigerant compressors
Connecting line within an exhaust system of a motor vehicle
Connecting structure for connecting holding bracket to muffler
Connection block
Consecutive plate acoustic suppressor apparatus and methods
Constant directivity acoustic horn
Constant directivity loudspeaker horn
Constructional element with acoustic properties
Controllable muffler system for internal combustion engine
Converging, corridor-based, sound-attenuating muffler and method
Cough muffler
Cough silencer device
Coulome friction noise and vibration damping
Cross flow baffle muffler
Cross flow path exhaust muffler
Cross-exit exhaust system