Keywords: Armas Inf Duarte Duque Guimaraes.jpg en Coat of Arms of Infante Duarte I 4th Duke of Guimarães Own Aviz2000 2009-02-10 Own work according to information collected in www marek and pl and in Nobreza de Portugal e Brasil Coats of arms of princes of Portugal Labels of three points or Duarte of Aviz Duke of Guimarães |