Patents by Inventor Peter Kramer

Peter Kramer 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).

  • Tractor
    Patent number: D247624
    Type: Grant
    Filed: April 15, 1976
    Date of Patent: March 28, 1978
    Assignee: Klockner-Humboldt-Deutz Aktiengesellschaft
    Inventors: Horst Emundts, Peter Kramer