Conveying chains; drag chain conveyors; power transmission chains; loaders [conveyors]; belts for conveyors; blowing machines for the compression, sucking and carrying of grain; automatic conveyor installations; pneumatic tube conveyors; tube conveyors, hydraulic; lifting installations for the transport of persons and goods; belt conveyors; lifting machines for transporting bulk materials; rolling [conveying] machines; load carrying [lifting] machines; machines for conveying solids; conveyors...