This page design copyrighted by LeRoy Pea 2005. (03/17/05)
PHOTOS: UFOs, IFOs, Discoid Air Craft, Flying Saucers, Lens Flares, Hoaxes
IFOs are "Identified Flying Objects" of known origin. Discoid Air Craft is the term used to search the USPTO.
See, also: Patented Flying Saucers List by PEA RESEARCH , copyright 2003 by LeRoy Pea.