Arlan Rathke, 75, of Henderson, Nev., a retired associate professor of Manufacturing Systems Engineering at Kettering, died Aug. 24.  He taught at Kettering for more than 30 years, retiring in 2000.  He served as faculty advisor for both Theta Tau and Delta Tau Delta fraternities.  He earned a bachelor's degree in 1958 at Montana College of Mineral Science and Technology and earned a master's degree at Lehigh University in 1965.  See more in the Flint Journal.