CLEVELAND, Dec. 8, 2010 /PRNewswire-FirstCall/ -- Keithley Instruments, Inc. (NYSE: KEI), a world leader in advanced electrical test instruments and systems, today announced completion of the merger of Aegean Acquisition Corporation, an indirect wholly owned subsidiary of Danaher Corporation, into K
Source : http://www.prnewswire.com/news-releases/keithley-i...
Source : http://www.prnewswire.com/news-releases/keithley-i...