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| Patents for Richard A. Heidelberger | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 5,823,862 | Oct. 20, 1998 | R.A. Heidelberger | Dual action sander | |
 | 6,878,049 | Apr. 12, 2005 | R.A. Heidelberger, B.D. Decker | Random orbital sander | |