LINDBERG CO <LIND.O> 3RD QTR NET Shr profit 10 cts vs profit eight cts Net profit 477,853 vs profit 348,384 Sales 17.7 mln vs 17.3 mln Nine mths Shr loss 35 cts vs profit 45 cts Net loss 1,639,216 vs profit 2,305,700 Sales 56.2 mln vs 57.1 mln Avg shrs 4,698,501 vs 5,075,717 NOTE: Earnings in the 2nd Qtr of 1987 were reduced by 3,262,000 dlrs, or 69 cts a share from a charge reflecting elimination or transfer of certain product lines and operations at the company's Racine, Wis. foundry