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| All Patents in class 366/225 | |||||
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| Number | Date | Patentee | Title | Type | |
| 196,681 | Oct. 30, 1877 | A.R. Lauger | Coffee Roasters | coffee roasters | |
| 222,131 | Dec. 02, 1879 | J. Grzybowski | Coffee Roaster | coffee roasters | |
| 268,724 | Dec. 05, 1882 | S. Potter | Coffee Roaster | coffee roasters | |