Patents by Inventor Ernst Scheiterlein

Ernst Scheiterlein 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).

  • Magnetic hold-down device for crossbow
    Patent number: 4860719
    Abstract: A hold down device for a crossbow arrow or bolt uses a magnet supported and adjustably positionable in the tray beneath the ferro magnetic arrow head to hold the arrow against the arrow rest.
    Type: Grant
    Filed: November 5, 1987
    Date of Patent: August 29, 1989
    Assignee: Anthony J. Czaja
    Inventor: Ernst Scheiterlein