Patents by Inventor George D. Ralston

George D. Ralston 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).

  • Hand taping device
    Patent number: 4174246
    Abstract: A device for applying a pressure sensitive tape for securing covers onto drums in which means are provided for rotation of an arm about the periphery of the cover with the arm containing a pressure roller for pressing the tape into engagement with the edge of the cover as the tape is drawn from the roll about a tensioning post in response to rotation of the arm about the cover.
    Type: Grant
    Filed: July 25, 1977
    Date of Patent: November 13, 1979
    Assignee: Natico, Inc.
    Inventor: George D. Ralston