Disclaimers

  4,616,882 -- Alfredo Bueno, Sao Paulo-Sp, Brazil. BRAKE ARRANGEMENT
FOR HYDRAULICALLY POWERED VEHICLES. Patent dated October 14, 1986.
Disclaimer filed June 3, 1996, by the assignee, Dynapac Aktiebolag.
   The term of this patent subsequent to July 1, 1996, has been
disclaimed.

  4,959,860 -- Jeffrey S. Watters; Norman P. Brown; James H. Nuckols, all
of Houston, Tex. POWER-ON PASSWORD FUNCTIONS FOR COMPUTER SYSTEM. Patent
dated September 25, 1990. Disclaimer filed December 29, 1995, by the
assignee, Compaq Computer Corp.
   Hereby enters this disclaimer to claims 14-20 of said patent.

  5,251,184 -- Harold A. Hildebrand, Applegate, Calif.; Aftab Alam, Sugar
Land, Tex.; Peter Caragounis, Amersham, United Kingdom. METHOD AND
APPARATUS FOR FINDING HORIZONS IN 3D SEISMIC DATA. Patent dated October
5, 1993. Disclaimer filed July 15, 1996, by the assignee, Landmark
Graphics Corp.
   Hereby enters this disclaimer to claims 1-9 of said patent.

  5,318,226 -- James A. Kime; Jeremy J. Margeson, both of Columbus, Ohio.
DEPOSITION OF SNOW-ICE TREATMENT MATERIAL FROM A VEHICLE WITH CONTROLLED
SCATTER. Patent dated June 7, 1994. Disclaimer filed April 4, 1996, by
the assignee, H.Y.O., INC.
   Hereby enters this disclaimer to claim 1 of said patent.

  5,381,625 -- Robert H. Wente, Palatine, Ill. FLOWERING PLANTER. Patent
dated January 17, 1995. Disclaimer filed April 9, 1996, by the inventor.
   Hereby enters this disclaimer to all claims of said patent.

  5,476,974 -- George G. I. Moore, Afton; Miguel A. Guerra, Woodbury, both
of Minn. OMEGA-HYDROFLUOROALKYL ETHERS, PRECURSOR CARBOXYLIC ACIDS AND
DERIVATIVES THEREOF, AND THEIR PREPARATION AND APPLICATION. Patent dated
December 19, 1995. Disclaimer filed May 31, 1996, by the assignee,
Minnesota Mining and Manufacturing Co.
   Hereby enters this disclaimer to claims 1 and 2 of said patent.


                          Disclaimers and Dedications

  4,807,189 -- Raymond Pinkham, Missouri City; Anthony M. Balistreri,
Houston, both of Texas. READ/WRITE MEMORY HAVING A MULTIPLE COLUMN
SELECT MODE. Patent dated February 21, 1989. Disclaimer and dedication
filed June 17, 1996, by the assignee, Texas Instruments Inc.
   Hereby disclaims and dedicates to the public the remaining term of
said patent.

  4,866,678 -- Raymond Pinkham; Daniel F. Anderson, both of Missouri City,
Tex. DUAL-PORT MEMORY HAVING PIPELINED SERIAL OUTPUT. Patent dated
September 12, 1989. Disclaimer and dedication filed June 17, 1996, by
the assignee, Texas Instruments Inc.
   Hereby disclaims and dedicates to the public the remaining term of
said patent.

  4,891,795 -- Raymond Pinkham; Daniel F. Anderson, both of Missouri City,
Texas. DUAL-PORT MEMORY HAVING PIPELINED SERIAL OUTPUT. Patent dated
January 2, 1990. Disclaimer and dedication filed June 17, 1996, by the
assignee, Texas Instruments Inc.
   Hereby disclaims and dedicates to the public the remaining term of
said patent.

  5,042,014 -- Raymond Pinkham; Daniel F. Anderson, both of Missouri City,
Tex. DUAL-PORT MEMORY HAVING PIPELINED SERIAL OUTPUT. Patent dated
August 20, 1991. Disclaimer and dedication filed June 17, 1996, by the
assignee, Texas Instruments Inc.
   Hereby disclaims and dedicates to the public the remaining term of
said patent.

  5,172,257 -- Jayantilal S. Patel, Red Bank, N.J. TWISTED FERROELECTRIC
LIQUID CRYSTAL MODULATOR FOR PROVIDING GRAY SCALE. Patent dated December
15, 1992. Disclaimer and Dedication filed September 22, 1995, by the
assignee, Bell Communications Research, Inc.
   Hereby disclaims and dedicates to the public claims 1, 2 and 5-10 of
said patent.

  5,195,056 -- Raymond Pinkham, Missouri City; Anthony M. Balistreri,
Houston, both of Tex. READ/WRITE MEMORY HAVING AN ON-CHIP INPUT DATA
REGISTER, HAVING POINTER CIRCUITS BETWEEN A SERIAL DATA REGISTER AND
INPUT/OUTPUT BUFFER CIRCUITS. Patent dated March 16, 1993. Disclaimer
and dedication filed June 17, 1996, by the assignee, Texas Instruments
Inc.
   Hereby disclaims and dedicates to the public the remaining term of
said patent.