Patents Assigned to Roberts Radio Limited
  • Patent number: D656482
    Type: Grant
    Filed: November 24, 2010
    Date of Patent: March 27, 2012
    Assignee: Roberts Radio Limited
    Inventor: Charles Colquhoun
  • Patent number: D656483
    Type: Grant
    Filed: November 24, 2010
    Date of Patent: March 27, 2012
    Assignee: Roberts Radio Limited
    Inventor: Charles Colquhoun