Agricultural machinery and attachments therefor, namely, rotary mowers, box scrapers, and three-point attachments; Air filters for pneumatic controls being part of machines; Blades for power tools; Chain saws; Drill chucks for power drills; Electric chaff-cutters; Electric mixers; Engine mufflers; Fan belts for motors and engines; Filters for cleaning cooling air, for engines; Lawn and garden string trimmer spools; Power lawn and garden tools, namely, chippers; Power saw blades; Power tool pa...