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| Patents for Wendell R. Curtis | |||||
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| Number | Date | Patentee | Title | Type | |
| 224,119 | Feb. 03, 1880 | D.E. Whiton | Scroll-chuck | metal lathe chucks | |
| 228,755 | Jun. 15, 1880 | R. Hayden | Monkey Wrench | nut wrenches | |
| 241,563 | May 17, 1881 | F.A. Pratt | Metal-planing machine | metal planers | |