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| Patents for David R. Proctor | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 234,062 | Nov. 02, 1880 | D.R. Proctor | Plow for cutting lumber | |
| 347,008 | Aug. 10, 1886 | D.R. Proctor | Saw | ||
| 361,238 | Apr. 12, 1887 | D.R. Proctor | Saw | ||
 | 368,618 | Aug. 23, 1887 | D.R. Proctor | Circular sawing machine | |