Del Laboratories Inc., Uniondale, NY, reported net sales for the fourth quarter ended Dec. 31, 2002 were $82.2 million, an increase of 5% from $78.5 million in the fourth quarter of 2001. Net earnings for the fourth quarter of 2002 were $4.8 million or $0.53 per basic share outstanding, an increase of 72% compared to net earnings of $2.8 ,million, or $0.32 per basic share outstanding reported in 2001. Net sales for the year 2002 were $350.6 million, an increase of 15% above the $304.6 million re...