Speech on 3-D Guns
Speech on 3-D Guns Ladies and gentlemen, We are here today to assess the current 3-D gun controversy taking over our great nation and its place in our county. The history of three-dimensional technology can be traced back to Charles W. Hull, who patented the Stereo Lithography Apparatus in 1986. After this, he founded one […]
Date: September 22nd, 2022