Disclaimers

   4,905,267--Daniel W. Miller, Yucaipa; Thomas M. Potts, Grand Terrace,
both of Calif.; Rudolf E. Prechter, Cranbury; Benjamin A. Prichard, Jr.,
East Windsor, both of N.J.; James M. Slater, Redlands, Calif. METHOD OF
ASSEMBLY AND WHOLE BODY, PATIENT POSITIONING AND REPOSITIONING SUPPORT
FOR USE IN RADIATION BEAM THERAPY SYSTEMS. Patent dated Feb. 27, 1990.
Disclaimer filed April 17, 1997, by the assignee, Loma Linda University
Medical Center.

   Hereby enters this disclaimer to claims 1, 9 and 11 of said patent.

   4,981,416--Ira Nevin, Eastchester; Narendra Nath, Copiague, both of N.Y.
ENHANCED AIR-FLOW BLOWER WHEEL. Patent dated Jan. 1, 1991. Disclaimer
filed March 6, 1997, by the assignee, Bakers Pride Oven Co., Inc.

   Hereby enters this disclaimer to claims 1, 3, 4 and 5 of said patent.

   5,217,706--Raghavan Rajagopalan, Maryland Heights; Rebecca A. Wallace,
Manchester; Muthunadar P. Periasamy, Creve Coeur, all of Mo. COMPLEXES
AND COMPOSITIONS FOR MAGNETIC RESONANCE IMAGING. Patent dated June 8,
1993. Disclaimer filed Mar. 3, 1997, by the assignee, Mallinckrodt
Medical, Inc.

   Hereby enters this disclaimer to claims 1-23 of said patent.

   5,425,032--Peter D. Shloss, Long Beach; Michael S. Friedman, Irvine;
Dale R. Feikema, Chino Hills, all of Calif. TDMA NETWORK AND PROTOCOL
FOR READER-TRANSPONDER COMMUNICATIONS AND METHOD. Patent dated June 13,
1995. Disclaimer filed Oct. 28, 1996, by the assignee, Hughes Aircraft
Company.

   Hereby enters this disclaimer to the remaining term of said patent.

   5,465,781--Anthony J. DeGregoria, Madison, Wis. ELASTOMER BED. Patent
dated Nov. 14, 1995. Disclaimer filed May 19, 1997, by the assignee,
ElasTek, Inc.

   Hereby enters this disclaimer to claim 7 of said patent.

   5,539,348--David Young, San Jose, Calif. PRECISE DELAY LINE CIRCUIT
PREDETERMINED RESET TIME LIMIT. Patent dated July 23, 1996. Disclaimer
filed May 12, 1997, by the assignee, Advanced Micro Devices, Inc.

The term of this patent shall not extend beyond the expiration date of
Pat. No. 5,539,897.