RT @vranieri: Until the late 1990s, much of this wasn't patentable, yet US had some of its most productive years. Evidence of need for refo… 0 atbildes

	Pēteris Krišjānis (2017-05-16 19:24:51) @twitter	RT @vranieri: Until the late 1990s, much of this wasn't patentable, yet US had some of its most productive years. Evidence of need for refo…