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| All Patents in class 366/279 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 7,936X | Dec. 31, 1833 | A. Ransom | Roasting coffee | ||
| 89,934 | May 11, 1869 | I. Long | Coffee Roaster | ||
| 254,547 | Mar. 07, 1882 | E.A. Hartsell | Coffee Roaster | ||
| 364,398 | Jun. 07, 1887 | C.M. Donelson | Rotary Churn | ||