7961 Package chutes (0) Chutes for the transport of packages, bags and mail 7962 Gravity laundry chutes (0) A collection system using chutes for the gravity transportation of laundry, from inlet openings to a common collection area 7963 Vacuum laundry chutes (0) Proprietary collection systems, using vertical, horizontal and inclined chutes, for the transportation of bagged laundry by vacuum from the inlet opening to a common collection point 7964 Personnel emergency escape chutes (0) Chute installations to provide for the emergency escape of personnel 7965 Gravity waste chutes (0) A collection system for the gravity transportation of waste from inlet openings to a common collection area 7966 Vacuum waste chutes (0) Proprietary collection systems, using vertical, horizontal and inclined chutes, for the transportation of waste by vacuum from the inlet openings to a common collection point