LEO PIOTROWSKI; KATHERINE PIOTROWSKI, PLAINTIFFS-APPELLEES, v. SOUTHWORTH PRODUCTS CORPORATION, DEFENDANT-APPELLANT. No. 93-1494.United States Court of Appeals, Eighth Circuit.Submitted November 8, 1993. Decided February 1, 1994. Rehearing Decided February 24, 1994. Order Vacating Denial of Rehearing March 7, 1994. Rehearing and Suggestion for Rehearing En Banc Denied April 7, 1994. Page 749 Richard G. Mark, Minneapolis, […]