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| Patents for David R. Proctor | |||||
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| Number | Date | Patentee | Title | Type | |
| 234,062 | Nov. 02, 1880 | D.R. Proctor | Plow for cutting lumber | other wood sawing machines | |
| 347,008 | Aug. 10, 1886 | D.R. Proctor | Saw | insertable saw teeth | |
| 361,238 | Apr. 12, 1887 | D.R. Proctor | Saw | sawblades | |
| 368,618 | Aug. 23, 1887 | D.R. Proctor | Circular sawing machine | circular ripsaws | |