On January 23, 1849, a patent was granted for an envelope-making machine, greatly reducing the time needed for the mass production of envelopes. Patent…
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Microsoft invents a projection system for displaying images on "skin" of robots from inside the robot.
http://in.pinterest.com/pin/476114991831527177/ Illuminated skin robot display 8,936,366 Inventors: Papaefstathiou; Efstathios (Redmond, WA), Sanchez; Russell (Seattle, WA), Clinton; Nathaniel T. (Sammamish, WA) Applicant: Name City State Country…