Patent Issued for Firearm Assembly Including a First Weapon and a Second Weapon Selectively Mounted to the First Weapon

摘要

2013 MAR 27 (VerticalNews) -- By a News Reporter-Staff News Editor at Journal of Engineering -- A patent by the inventor Brown, Michael J. (Baltimore, MD), filed on August 26, 2009, was cleared and issued on March 12, 2013, according to news reporting originating from Alexandria, Virginia, by VerticalNews correspondents