Expired patent of the day: Lego – Boing Boing
13/11 2011ffffound ◌ ☯︎ ✉︎ ✍︎ abc
via http://boingboing.net/2011/10/21/expired-patent-of-the-day-lego.html
via http://boingboing.net/2011/10/21/expired-patent-of-the-day-lego.html

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