Errata

  In the list of patents which expired on February 08, 1995, due to
failure to pay maintenance fees, in the O.G. of April 18, 1995, the
following patent should not have appeared:

Patent Number     Serial Number    Issue Date    Filing Date

4,372,854          06/290,806       02/08/83      12/08/80


                                    Errata

  In the list of patents which expired on April 12, 1995, due to failure
to pay maintenance fees, in the O.G. of June 20, 1995, the following
patent should not have appeared:

Patent Number     Serial Number    Issue Date    Filing Date

4,654,142          06/798,948       03/31/87      11/18/85
(Re. 34,031)      (07/532,224)     (08/18/92)    (03/22/89)