2011-09-18から1日間の記事一覧
http://www.whitehouse.gov/the-press-office/2011/09/16/president-obama-signs-america-invents-act-overhauling-patent-system-stimhttp://www.whitehouse.gov/photos-and-video/video/2011/09/16/president-obama-signs-america-invents-act
http://www.whitehouse.gov/the-press-office/2011/09/16/president-obama-signs-america-invents-act-overhauling-patent-system-stimhttp://www.whitehouse.gov/photos-and-video/video/2011/09/16/president-obama-signs-america-invents-act