Errata

   In the list of patents which expired on July 26, 1998, due to failure
to pay maintenance fees, in the OG of October 6, 1998, Patent Number
5,332,023 should not have appeared since the fee was timely paid.

   In the list of patents which expired on March 29, 1998, due to failure
to pay maintenance fees, in the OG of September 15, 1998, Patent Number
5,298,237 should not have appeared since the fee was timely paid.