Douglas Dynamics

Filed a patent for "shelving systems" on Thu, July 20, 2023

Filed a patent for "spreader with shaftless auger" on Thu, August 10, 2023

Filed a patent for "convertible snow plow" on Thu, September 21, 2023

Filed a patent for "spreader or sprayer and control system therefore" on Fri, March 25, 2022

Filed a patent for "containment plow" on Thu, December 14, 2023