Vivir Bien — Resources for a solidarity economy

LEGO Bricks

license expired_patent
technology construction
description http://www.google.com/patents?id=dNtXAAAAEBAJ&printsec=abstract&zoom=4&source=gbs_overview_r&cad=0#v=onepage&q&f=false
description The patent for LEGO bricks has expired in 1998.

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