obra’s avatarobra’s Twitter Archive—№ 15,493

  1. Rock On. One of the key SLS (Laser-sintering) 3D Printing patents expired today. 3dprint.com/laser-sintering-3d-printing-may-now-take-off-with-a-very-important-patent-expiring-today/
    On twitter.com Twitter logo obra’s avatar ♻️ 2 Retweets ❤️ 2 Favorites Mood 0