1. LEC III

Serial Number: 78285703
Owner: (REGISTRANT) Power Systems Mfg., LLC CORPORATION DELAWARE 1440 West Indiantown Road Suite 200 Jupiter FLORIDA 33458
Filed on: 08/11/2003

2. POWER SYSTEMS & CONTROLS THE POWER IS ON!

Serial Number: 78869099
Owner: (REGISTRANT) Power Systems & Controls, Inc. CORPORATION VIRGINIA 3206 Lanvale Avenue Richmond VIRGINIA 23230
Filed on: 04/25/2006

3. VERSA-TUBE

Serial Number: 76450022
Owner: (REGISTRANT) Power Systems, Inc. CORPORATION TENNESSEE 5700 Casey Drive Knoxville TENNESSEE 37909
Filed on: 09/16/2002

4. VERSADISC

Serial Number: 78385449
Owner: (REGISTRANT) Power Systems, Inc. CORPORATION TENNESSEE P.O. Box 51030 Knoxville TENNESSEE 379501030
Filed on: 03/16/2004

5. VERSAGYM

Serial Number: 78385407
Owner: (REGISTRANT) Power Systems, Inc. CORPORATION TENNESSEE P.O. Box 51030 Knoxville TENNESSEE 379501030
Filed on: 03/16/2004

6. VERSASTEP

Serial Number: 78879641
Owner: (REGISTRANT) Power Systems, Inc. CORPORATION TENNESSEE P.O. Box 31709 2527 Westcott Blvd Knoxville TENNESSEE 31709
Filed on: 05/09/2006

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