RULE INDUSTRIES INC <RULE> 2ND QTR FEB 28 NET Shr 17 cts vs 10 cts Net 408,000 vs 237,000 Revs 8,863,000 vs 6,738,000 1st half Shr 27 cts vs 15 cts Net 647,000 vs 356,000 Revs 17.2 mln vs 12.5 mln