7 machines and machine parts for linear motion conveyors for food products, namely, transport trays, linear guides, linear actuators, control panels and sliding and slip structures in the nature of movers and carriers; machines and machine parts for handling food products, namely, assembly line conveyor machinery for sorting, aligning, grouping, screening, arranging, combining, and packing of food products; electromagnetic transporting systems for food products, namely, electromagnetic apparatus used to generate or measure magnetic fields; apparatus for controlling conveyors and linear motion conveyors, namely, hydraulic controls for food transport conveyor machines; handling trays, namely, assembly line conveyor machinery for food products, platforms in the nature of conveyors for the transport of food products