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OSRAM
| OSRAM Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20090301765 | Printed circuit board - A printed circuit board is provided with at least one via hole, in which a heat dissipating element is arranged, wherein at least one radiant source is arranged on the heat dissipating element. The lighting device is provided with at least one such printed circuit board. | 12-10-2009 |