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| Patents for R. Dale Sparhawk | |||||
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| Number | Date | Patentee | Title | Type | |
| 350,892 | Oct. 12, 1886 | G.S. Myrick | Wood-planing machine | wood planers | |
| 373,411 | Nov. 15, 1887 | G.S. Myrick | Planer-matcher | wood planers | |
| 455,300 | Jul. 07, 1891 | J. Berner | Ratchet Wrench | ratchet wrenches | |