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)