Y10S454/00 - CPC Classification

Ventilation

• Y10S454/90 » Ventilator using solar power 3
• Y10S454/901 » Fog dispeller 0
• Y10S454/902 » Air raid shelter ventilation 2
• Y10S454/903 » Flexible ducts used for carrying air 9
• Y10S454/904 » Magnetic means to hold a damper closed 1
• Y10S454/905 » Black out means 1
• Y10S454/906 » Noise inhibiting means 16
• Y10S454/907 » Seat 5
• Y10S454/908 » having rotary retarder 0
• Y10S454/909 » Radon prevention 6