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| All Patents in class 99/473 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 38,977 | Jun. 23, 1863 | S. Nowlan | Coffee Roaster | ||
| 40,037 | Sep. 22, 1863 | S. Hoyt | Coffee Roaster | ||
| 119,959 | Oct. 17, 1871 | J. Ashcroft | Apparatus for Roasting Coffee, &c. | ||
| 331,828 | Dec. 08, 1885 | C.J. Shearer | Coffee Roaster | ||
| 344,597 | Jun. 29, 1886 | A.L. Saint-Aubin | Process of and Apparatus for Treating Coffee | ||