Disclaimers

   4,135,202 -- Albert E. Cutler, Barnet, England. BROADCASTING SYSTEMS
WITH FIBRE OPTIC TRANSMISSION LINES. Patent Dated January 16, 1979.
Disclaimer filed October 28, 1998, by the assignee, Communications
Patents Limited.

   Hereby enters this disclaimer to claims 2, 3 and 4, of said patent.

   4,525,944 -- Jacob J. Fast, Plantation, Fla. PRODUCT IDENTIFICATION TAG.
Patent dated July 2, 1985. Disclaimer filed January 20, 1998, by the
inventor.

   Hereby enters this disclaimer to claim 12 said patent.

   5,337,451 -- Philip A. Goossens, Memphis, Tenn. GEAR HINGE. Patent dated
Aug. 16, 1994. Disclaimer filed July 18, 1997, by the assignee, Pemko
Manufacturing Company.

   Hereby enters this disclaimer to all claims of said patent.

   5,364,268 -- Richard J. Lazzara, Lake Worth; Keith D. Beaty, West Palm
Beach, both of Fla. METHOD FOR INSTALLING A DENTAL IMPLANT FIXTURE IN
CORTICAL BONE. Patent dated Nov. 15, 1994. Disclaimer filed Sept. 21,
1998, by the assignee, Implant Innovations, Inc.

   Hereby enters this disclaimer to claims 1-6 of said patent.

   5,636,846 -- Greg E. Tinsley, Northridge, Calif. ARROWHEAD. Patent dated
June 10, 1997. Disclaimer filed June 25, 1998, by the inventor.

   Hereby enters this disclaimer to claims 6 and 7 of said patent.

   5,787,593 -- Wolfgang Althaus, Wuppertal, Germany. PIVOTING SHAVING
SYSTEM. Patent dated August 4, 1998. Disclaimer filed November 2, 1998,
by the assignee, Warner-Lambert Company.

   Hereby enters this disclaimer to claims 1-17 of said patent.

   5,805,582 -- Richard K. Snelling, Alpharetta; P. Stuckey McIntosh,
Atlanta; Mark Tucker, Norcross, all of Ga. HOME PERSONAL COMMUNICATIONS
SYSTEM. Patent dated September 8, 1998. Disclaimer filed December 10,
1998, by the assignee, Home Wireless Networks, Inc.

   The term of this patent shall not extend beyond the expiration date of
Pat. No. 5,555,258.

   5,816,281 -- Charles S. Mixon, Corpus Christi, Texas. BRAKE BLEEDING
TOOL. Patent dated October 6, 1998. Disclaimer filed December 30, 1998,
by the inventor.

   Hereby enters this disclaimer to claim 4 of said patent.

   5,819,731 -- James F. Dyrud, New Richmond, Wis.; Cynthia Y. Tamaki,
Arden Hills, Minn.; Isao Kuniya, Sagamihara, Japan. FACE MASK HAVING A
COMBINATION ADJUSTABLE EAR LOOP AND DROP DOWN BAND. Patent dated Oct.
13, 1998. Disclaimer filed Nov. 24, 1998, by the assignee, Minnesota
Mining and Manufacturing Company.

   Hereby enters this disclaimer to claims 1, 2, 3, 6, 8, 9, 10, and 14 of
said patent.

   5,829,520 -- Michael H. Johnson, Spring, Texas. METHOD AND APPARATUS FOR
TESTING, COMPLETION AND/OR MAINTAINING WELLBORES USING A SENSOR DEVICE.
Patent dated Nov. 3, 1998. Disclaimer filed Nov. 23, 1998, by the
assignee, Baker Hughes Incorporated.

   Hereby enters this disclaimer to claims 49 and 50 of said patent.

   5,846,223 -- John F. Swartz, Tulsa, Okla.; John D. Ockuly, Minnetonka;
James A. Hassett, Bloomington, both of Minnesota. DIAGNOSIS AND
TREATMENT OF ATRIAL FLUTTER IN THE RIGHT ATRIUM. Patent dated December
8, 1998. Disclaimer filed May 8, 1998, by the inventor.

   The term of this patent shall not extend beyond the expiration date of
Pat. No. 5,575,766.

   5,850,600 -- Robert C. Dixon, Palmer Laker, Colo. THREE CELL WIRELESS
COMMUNICATION SYSTEM. Patent dated Dec. 15, 1998. Disclaimer filed Aug.
7, 1998, by the assignee, Omnipoint Corporation.

   The term of patent shall not extend beyond the expiration date of Pat.
No. 5,402,413.


                                  Dedication

   4,302,790 -- James U. Lemke, Del Mar, Calif. MAGNETIC RECORDING HEAD
WITH EFFECTIVE MAGNETIC GAP LENGTH LESS THAN ABOUT 15Ėgm INCHES. Patent
dated November 24, 1981. Dedication filed January 2, 1998, by the
assignee, Eastman Kodak Company.

   Hereby dedicates to the public the entire term of said patent.