Acoustic mechanical retainer
Acoustic noise reduction device for electronic equipment,...
Acoustic wall
Acoustical barrier
Acoustical barrier wall with protective sleeves and method of as
Acoustically effective wheel house covering for vehicles
Acoustically resistive layer for an acoustical attenuation...
Aircraft ground run-up enclosure
Anechoic visco-thermal liner
Apparatus and method for reducing acoustic or electromagnetic en
Apparatus and method for reducing aircraft noise and...
Blast compression wave absorbing device
Composite sound wall
Concrete noise barrier
Device for controlling a propagation direction of noise
Device serving the noise control of sound energy radiated from t
Duct liner acoustic splice
Enfolding sound barrier
Fine jet control-type sound absorption system
Highway and airport sound barriers