PRIME COMPUTER INC <PRM> 3RD QTR SEPT 28 Shr 32 cts vs 25 cts Net 15.9 mln vs 12.1 mln Revs 236.2 mln vs 221.9 mln Nine mths Shr 88 cts vs 68 cts Net 43.5 mln vs 32.8 mln Revs 693.9 mln vs 629.2 mln