Patents Assigned to Leuchtturm Albenverlag GmbH & Co. KG
  • Pen loop
    Patent number: D620981
    Type: Grant
    Filed: April 28, 2009
    Date of Patent: August 3, 2010
    Assignee: Leuchtturm Albenverlag GmbH & Co. KG
    Inventor: Axel Stürken