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| American Standard Circuits, Inc. |   | |
| CEM ltd - 4DI-Flowtronics Division |   | ||
| Circuit Graphics |   | ||
| Circuit Design Solutions Inc. |   | ||
| Coretec, Inc. |   | ||
| EE TEK RESOURCES INC., |   | ||
| T.R.C. Circuits Inc. |   | ||
| JEI - Jardon Engineering, Inc. |   | ||
| Pro-Tech |   | ||
| Pronto Circuit Technologies |   | ||
| RB Design, Inc. |   | ||
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