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| Patents for Duncan McArthur | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,935X | Feb. 15, 1832 | D. McArthur, T. McKibben | Shingle sawing machine | shingle machines | |
| 72,747 | Dec. 31, 1867 | D. McArthur | Diestock for Cutting Screws | tap wrenches and die stocks | |
| 343,478 | Jun. 08, 1886 | D. McArthur | Micrometer-calipers | micrometers | |