PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • US6668156 *Feb 5, 2001Dec 23, 2003Leapfrog Enterprises, Inc.Print media receiving unit including platform and print mediaUS6697602 *Feb 4, 2000Feb 24, 2004Mattel, Inc.Talking bookUS6763995 *Apr 25, 2000Jul 20, 2004Pil, L.L.C.Method and system for illustrating sound and textUS6865367 *May 13, 2002Mar 8, 2005Syhitech Co., Ltd.Voice book deviceUS6897850 *Jun 20, 2001May 24, 2005Sony CorporationInform
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com