127937 ⎘
Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with undulated surfaces
NOISE CONTROL DEVICE
#2FENCE PANEL SYSTEM
#3ANTI-NOISE FACILITY FOR TRACKED TRANSPORT ROAD AND TRACKED TRANSPORT ROAD PROVIDED WITH SUCH A FACILITY
#4Noise barrier structure with sound-absorbing and sound-redirecting properties, and high performance sound absorber for use in such structure
#5Sound insulating device
#6Component for soundproofing