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| Patents for Richard David Blair Coburn | |||||
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| Number | Date | Patentee | Title | Type | |
| D471,067 | Mar. 04, 2003 | R.D. Coburn, A. Aziz, M.T. O'Malley | Rasp carrier | ||
| 6,553,626 | Apr. 29, 2003 | R.D. Coburn | Magnetic hinge | ||