ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,484,477, issued on Dec. 2.
"Blade system and mower for use therewith" was invented by Eleuterio Andre Vazquez (North Chicago, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mower comprises a frame, a plurality of wheels connected to the frame, a mower deck located within the frame defining a cutting chamber, a first blade that is elongated and rotates about a generally vertical axis and has a fin extending from at least one of the ends with a concave surface that faces generally away from the ground surface, a second blade that is circular and rotates about a generally vertical axis, a propulsion unit that is supported by the frame and rotates the...