Patents by Inventor Erling Damkjaer

Erling Damkjaer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: D273114
    Type: Grant
    Filed: June 23, 1981
    Date of Patent: March 20, 1984
    Assignee: A/S Vestfrost
    Inventor: Erling Damkjaer
  • Patent number: D278342
    Type: Grant
    Filed: December 9, 1982
    Date of Patent: April 9, 1985
    Assignee: A/S Vestfrost
    Inventor: Erling Damkjaer