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| Roithner Lasertechnik |   |
| Parallax Technology, Inc. |   | |
| Sintec Optronics Pte Ltd |   | |
| Laser Drive |   | |
| Rockwell Laser Industries |   | |
| CAO Group, Inc. |   | |
| U.S. Laser Corporation |   | |
| Laser Machining Incorporated |   | |
| Power Technology, Inc. PTI |   | |
| Convergent Prima, Inc. |   | |
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