Unweighting medical garments, vests, straps, arms, lifts, frames, tables, beds, supports, and braces

PNEUMATIC APPARATUS, AND PARTS THEREOF, FOR CONVEYING, SEPARATING AND MIXING PULVERULENT, DUST-LIKE OR GRANULAR MATERIAL, EITHER FIXED OR INSTALLED IN VEHICLES, IN PARTICULAR IN POWERDRIVEN VEHICLES AND THEIR TRAILERS, OR IN RAILWAY CARS, WATERCRAFT OR AIRCRAFT