Corrugated fiberboard is a paper-based material consisting of a fluted corrugated sheet and one or two flat linerboards. It is made on flute lamination machines or corrugators and is used in the manufacture of shipping containers and corrugated boxes.
Gravely Lawn Tractor History. The Gravely Motor Plow Company was founded in 1916 in Dunbar, West Virginia building a successful line of two-wheel walking tractors. The company later moved to Charleston, North Carolina and, in 1964, Gravely entered the four-wheel garden tractor market.
1953: Briggs & Stratton creates the lightweight aluminum engine for mowers. By 1957 it accounts for 80 percent of engines the company ships in the U.S. 1982: Explicit lawnmower safety standards are implementedâand an ominous label is born. 1987: The lawnmower takes a star turn in Can't Buy Me Love: Nerdy Ronald woos popular Cindy, and the pair head into the sunset on his Snapper riding mower. 2000: Two companies debut robotic mowers.