Outdoor landscape maintenance equipment and light earth working machinery, namely, mowers and riding lawn mowers and machines for grading, leveling, scarifying, slicing, aerating, boring, seeding, fertilizing, rolling, trenching and raking; suction type pick-up machines for leaves, grass cuttings and debris; power-operated turf and yard care machines, namely, aerators, stump grinders, log splitters, sweepers, mulchers, edgers, trimmers, sand trap and sports field groomers, blowers and combination blowers and vacuums for leaves and debris; greens roller machines for use on golf greens, tennis courts and bowling greens; snow throwers, snow removal machines, namely, snow blowers, snow plows, plow blades for snow plows and electric rotary snow brooms; turf and yard care machines, namely, vehicle-mounted, power-operated sprayers for applying fertilizers or pesticides to turf; top dressing machines, namely, vehicle-mounted mechanical spreaders for distributing dressing material upon turf; and structural parts of the foregoing; Earth moving machines and excavating machines, namely, backhoes and soil compactors; Earth moving and earth boring machines, namely, trenchers, directional drills, vibratory plows and machines for use in digging trenches and laying underground cables; Attachments for earth working machines, namely, backhoes, vibratory plows and trenchers; Turf and landscape machines, namely, aerators, seeders, brush chippers, stump grinders, log splitters and power rakes; Construction equipment, namely, earth compactors, power screeds, plate compactors, mechanical rammers, trench rollers, concrete and masonry mixers, power-operated trowels, vibratory plows, trenchers, horizontal drills, compaction equipment, concrete and masonry material handlers; Power tools and accessories for use in the construction industry, namely, compactors, concrete vibrators, concrete screed machines, concrete mixers, mortar mixers, troweling machines, vibrators and vibrating screeds; Power-operated stump and root grinding and removal machines; cutting teeth for use with stump and root grinding and removing machines or similarly powered pieces of equipment for grinding and removing of tree stumps and roots above and below the ground; and Earthmoving machines, namely, front-end loaders and bulldozers and component parts and component accessories therefor