MET-COIL SYSTEMS CORP<METS> 3RD QTR FEB 28 NET Shr seven cts vs nine cts Net 168,000 vs 206,000 Sales 15.3 mln vs 10.9 mln Nine mths Shr 10 cts vs 38 cts Net 228,000 vs 649,000 Sales 35.8 mln vs 32.5 mln Qtly div three cts vs three cts prior Pay April 30 Record April 20