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| Patents for Gunn & Amidon | |||||
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| Number | Date | Patentee | Title | Type | |
| 9,939 | Aug. 16, 1853 | A.H. McKinley | Socket for auger handles or braces | brace chucks | |
| 36,761 | Oct. 28, 1862 | C.H. Amidon | Improved Wringing Machine | ||
| 47,079 | Apr. 04, 1865 | C.H. Amidon | Improved Wringing Machine | clothes wringers | |
| 73,279 | Jan. 14, 1868 | C.H. Amidon | Bit-stock | brace chucks | |