Patents Assigned to Straksstrak B.V.
  • Exercise apparatus
    Patent number: D628247
    Type: Grant
    Filed: March 23, 2010
    Date of Patent: November 30, 2010
    Assignee: Straksstrak B.V.
    Inventors: Albert de Boers, Gerrit van der Houwen, Floris Johannes van Drenth, Maurits George Marie von Heijden, Andries Zijta