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    3M
    Airflow Research
    Alcoa
    American Drill Bushing
    Amtrak
    A.O. Smith
    Arias Pistons
    BAE Systems
    Bechtel
    Burton Snowboards
    Cargill
    Caterpillar
    Champion
    Chevron Oil
    Chromalloy
    Cobham Defense
    Con Edison Power
    Dana Corp.
    East Kentucky Power
    Elkay Mfg.
    Evergreen Airlines
    Evernham Engines
    Experior Photonics
    Federal Signal
    Fleetwood Enterprises
    FSU
    Fluor Corp
    Ford Performance Racing
    Fox Valley Energy
    Franklin Fueling Systems
    Freightliner
    GATX Rail Corp.
    General Mills
    General Electric (GE)
    Genlyte Group
    Georgia Pacific
    Gillette Racing
    GKN Aerospace
    Haas Automation
    Haven steel
    Hendrick Motorsports
    Honeywell
    Ideal steel
    Innovation Medical
    Intercomp
    International Crankshaft
    Jet Aviation
    Jindal Aluminum
    Johnson Controls
    KB Racing
    Kennemetal
    Keyspan Energy
    Keystone Automotive
    Kimball Electronic Lab
    Kohler
    Krazy Glue
    L3 Communications
    Los Alamos National Labs
    Lufkin Industries
    Mack Trucks
    Mauser Corp
    Maxitrol
    Meit Gear Corp.
    Misco
    Motorola
    Nanosolar
    NC State University
    NYC Transit
    Northlake Steel
    NTN-Bower Corp.
    Nucor Steel
    OK State University
    Parker Hannifin
    Penske Jasper Engines
    Penn State University
    Port Authority of NY/NJ
    Pratt & Whitney
    Praxair, Inc.
    Precoat Metals
    Quantum Precision
    Quest Testing Srvcs.
    Reactive Nano Technologies
    Reliance Machine
    Reliant Energy
    Rocky Mountain Steel Mill
    Rochester Machine
    Safety Kleen
    Saint Gobain Abrasives
    Sanofi-Aventis
    Schlumberger
    Schunk
    Siemens
    Stryker
    Tennessee Gas
    Thermo-Fisher Scientific
    Timken
    Thornapple Steel
    Thyssen Krupp
    Toyo Seat
    Triumph Drilling
    Turbine Power Solutions
    Tyco
    University of Texas-Austin
    Universal Steel
    U.S. Army
    U.S. Navy
    U.S. Geological Survey
    U.S. EPA
    U.S. Tsubaka
    Virginia Public Utilities
    Vulcan Materials
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