Stocks Off Lows as Techs Gain; CAT Slips By: CNBC.com News July 22, 2011 at 12:36 PM EDT Stocks were off session lows Friday as techs gained across the board, but the Dow was still pressured after Caterpillar's earnings missed estimates. Read More >> Related Stocks: Apple Caterpillar General Electric Intel Corp McDonald's Corp Microsoft Verizon Communications