Agricultural machines and machine tools and instruments that are not hand-held and machines for use in agriculture animal husbandry, horticulture, forestry, gardening and plant cultivation as a leisure activity, namely, tilling machines in the nature of toothed harrows, rotary tillers, plows, cultivators, and disk harrows; hay-making machines, namely, tedding machines, windrowers, combined tedding and windrower machines, mowing and reaping machines, and conditioning and reaping machines; harvesting machines, namely, harvesters, reapers and threshers, fodder presses, and treatment machines in the nature of agricultural spraying machines; agricultural seed planting machines, namely, sowers; lawn mowers; road maintenance machines, namely, roadside mowers; power operated tools, namely, grinders; conveyors; elevators; tractor-towed agricultural implements, namely, fertilizer distributors, their components, and their spare parts; self-propelled agricultural machines for spreading, namely, fertilizer distributors, their components and their spare parts; machine tools for soil tilling; machines tools for haymaking, namely, for tedding, for windrowing, for mowing and reaping, and for conditioning and reaping produce in the nature of plants; machine tools for seed planting; machine tools for grinding; machine tools for roadside maintenance, namely, for roadside mowing; machine tools for preparing cattle feed, namely, for silage unloading, for distributing fodder, and for mixing fodder; machine tool holders; machine tool attaching devices, namely, attaching devices for tool couplings for attaching machine tools to agricultural machines for soil tilling, attaching devices for tools for haymaking, tedding, windrowing, mowing, reaping, conditioning and reaping produce in the nature of plants; tool attaching devices in the nature of couplings for machines, namely, couplings for attaching machine tools to devices for tools for roadside maintenance, namely, for roadside mowing machines; power-operated jacks; pulleys being parts of machines; bearings being parts of machines