Disclaimers

   B1-4,749,631 - Loren A. Haluska; Keith W. Michael, both of Midland;
Leo Tarhay, Sanford, all of Mich. MULTI-LAYER CERAMICS FROM SILICATE
ESTERS. Patent dated March 23, 1993. Disclaimer filed October 6, 1997,
by the assignee, The Dow Corning Corporation.

   Hereby enters this disclaimer to claims 75 and 76 of said patent.

   5,390,321 - Ronald J. Proesel; DeKalb, Ill. GENERAL PURPOSE PARALLEL
PORT INTERFACE. Patent dated February 14, 1995. Disclaimer filed
September 21, 1999, by the assignee, Micro Solutions, Inc.

   The term of this patent shall not extend beyond the expiration date of
Pat. No. 5,335,338.

   5,487,588 - David W. Burleigh, Bognor Regis, England; Waldemar
Czernakowski, Blaustein; Hermann Wetter, Ulm, both of Germany. CHILD
SAFETY SEAT. Patent dated January 30, 1996. Disclaimer filed August 7,
1998, by the assignee, Britax-Excelsior Limited, England; Britax Romer
Kindersicherheit GmbH, Germany.

   Hereby enters this disclaimer to claims 1-18 of said patent.

   5,490,363 - Michael E. Woolford, Lake Elmo, Minn. COMPOSITE MASONRY
BLOCK. Patent dated February 13, 1996. Disclaimer filed August 30, 1999,
by the assignee, Anchor Wall Systems, Inc.

   Hereby enters this disclaimer to claims 1, 2, 3, 6, 7, 8, 10, 11, 12 and
22 of said patent.

   5,658,642 - Bruce Strongwater, Englewood, NJ. METHOD AND APPARATUS FOR
PRODUCING MATTRESS PADS AND THE LIKE. Patent dated August 19, 1997.
Disclaimer filed September 3, 1999, by the assignee, J. Lamb, Inc.

   Hereby enters this disclaimer to all claims of said patent.

   5,882,530 - George G. Chase, Wadsworth, Ohio. CROSSFLOW FILTER CYCLONE
APPARATUS. Patent dated March 16, 1999. Disclaimer filed September 27,
1999, by the assignee, The University of Akron.

   Hereby enters this disclaimer to all claims of said patent.


                                  Dedication

   5,912,497 - Bantval Jayant Baliga, Raleigh, N.C. SEMICONDUCTOR SWITCHING
DEVICES HAVING BURIED GATE ELECTRODES AND METHODS OF FORMING SAME.
Patent dated June 15, 1999. Dedication filed August 6, 1999, by the
assignee, North Carolina State University.

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



                          Disclaimers and Dedications

   5,143,905 - Natarajan Sivasubramanian; Brian A. Federici, both of
Riverside, Calif. METHOD AND MEANS FOR EXTENDING THE HOST RANGE OF
INSECTICIDAL PROTEINS. Patent dated September 1, 1992. Disclaimer and
dedication filed January 26, 1998, by the assignee, The Regents of the
University of California.

   Hereby disclaims and dedicates to the Public claims 1-13, 20 and 21 of
said patent.

   5,528,088 - David O. Gallusser, Oneonta; James B. LeBaron, Sidney, both
of N.Y. CURRENT MODE COUPLER WITH IMPROVED GROUNDING. Patent dated June
18, 1996. Disclaimer and Dedication filed September 7, 1999, by the
assignee Amphenol Corporation.

   Hereby disclaims and dedicates to the Public claims 1-4 of said patent.