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| Patents for Grace Graham | |||||
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| Number | Date | Patentee | Title | Type | |
| 788,434 | Apr. 25, 1905 | D.W. Shollenberger | Attachment for woodworking-machines | circular resaws | |
| 910,413 | Jan. 19, 1909 | H.A. Perkins, F.H. Clement | Planing-machine cutter-head | cutterheads | |
| 963,246 | Jul. 05, 1910 | H.A. Perkins | Stock-scraper for wood-planing machines | wood planers | |
| 964,051 | Jul. 12, 1910 | H.A. Perkins | Belt shifter and tightener | woodworking power transmission | |