Soldering apparatus, electric; Agricultural machinery and attachments therefor, namely, rotary mowers, box scrapers, and three-point attachments; Air filters for mechanical purposes; Air hammers; Air powered tools, namely, drills, screwdrivers, rivet hammers, saws; Air suction machines; Air-operated power tools, namely, impact wrenches, ratchet wrenches, drills, grinders, orbital sanders; Attachments for vehicles, namely, grapple buckets and blades for moving earth and loose objects; Autogeno...