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| All Patents in class 432/118 | |||||
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| Number | Date | Patentee | Title | Type | |
| 76,581 | Apr. 14, 1868 | J.F. Allen | Improvement in decarbonizing iron | foundryman | |
| 616,790 | Dec. 27, 1898 | M.F. Hamsley | Apparatus for Roasting Coffee Berries | coffee roasters | |
| 719,717 | Feb. 03, 1903 | J. Arbuckle | Apparatus for Roasting Coffee | roasting coffee | |