7 Agricultural and earth-conditioning implements, namely, harrows, harrow draw bars, harrow carts, harrow mounting arms and harrow three-point hitch tractor attachments; blowers, namely, power-operated blowers for agricultural and industrial use; blowers, namely, rotary blowers for agricultural and industrial use; grain handling equipment, namely, blowing machines for the compression, sucking and carrying of grain, pneumatic grain conveyors, grain augers being earth augers, grain belt conveyors, grain aeration systems, being stored grain harvest drying machines, grain bagging machines, grain bag unloaders being unloading machines, tillage equipment, namely, harrows, tillage toolbars and openers for air seeders, seedbed preparation equipment, namely, power-operated cultivators, agricultural machines being harvesters, disk harrows, and seeders being seed drills and seed planting machines