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| -Adkev, Inc. |
| -Aisin USA Inc. |
| -Allied Motion Controls |
| -Alpha Baking Company |
| -Amcast Automotive |
| -American Axel & Mfg. |
| -ASMO North Carolina |
| -Aurora Bearing Co. |
| -Babcock & Wilcox |
| -Barry Plastics |
| -Belcan Corp. |
| -Big Kaiser Precision Tool |
| -Caterpillar |
| -Cessna Aircraft Co. |
| -Cummins |
| -Daimler Chrysler |
| -Dale Coyne Racing |
| -Danaher |
| -Deere & Company |
| -Eaton Corp. |
| -Emhart Teknologies |
| -Escalade |
| -Essroc |
| -Exxon Mobil |
| -Fairfield Manufacturing |
| -GE Aircraft Engines |
| -GE Consumer & Industrial |
| -General Electric |
| -Gere Marie Corp. |
| -Halliburton |
| -Harrison Steel co. |
| -Hawk Precision Components |
| -Honda Manufacturing |
| -John Crane Inc. |
| -Johns Manville |
| -Johnson Controls |
| -Keyence Corporation |
| -Kroeger Co. |
| -Kubota Tractor Company |
| -MAC Valves |
| -Major Tool & Machine |
| -MED Institute |
| -Medline industries |
| -Messer Construction Company |
| -Montrow Tool and Machine |
|
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| -North American Product Corp. |
| -NSK Corporation |
| -NTN Driveshaft |
| -Parker Hannifin |
| -Peerless Pump |
| -Pepsico |
| -Pmotorola, Inc. |
| -Press Seal Gasket Corp. |
| -R.F.A. Minnesota Engr. |
| -Rockewell Automation |
| -Shuttleworth, Inc. |
| -Target Chip Ganassi Racing |
| -Ten Cate Enbi |
| -TRW |
| -US Steel - Gary Works |
| -Valco Cincinnati |
| -Vistagy |
| -Wabash National Corp. |
| -Yazaki North America |
|
