United States Patent and Trademark Office OG Notices: 11 November 2003

                                    Errata

   "All reference to Patent No. 6,621,088 to Johannes C.
Driessen, et al of Eindhoven, Netherlands for ISOLATION MOUNTS FOR USE
WITH VACUUM CHAMBERS AND THEIR APPLICATION IN LITHO-GRAPHIC PROJECTION
APPARATUSES appearing in the Official Gazette of September 16, 2003
should be deleted since no patent was granted."

   "All reference to Patent No. 6,621,355 to Michael H. Perrott
of Somerville, MA for METHOD AND APPARATUS FOR ACQUIRING A FREQUENCY
WITHOUT A REFERENCE CLOCK appearing in the Official Gazette of
September 16, 2003 should be deleted since no patent was granted."

   "All reference to Patent 6,621,647 to Robin W. Ballard of
Tallahasse, FL for MAGNIFYING DEVICE appearing in the Official Gazette
of September 16, 2003 should be deleted since no patent was granted."