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| All Patents in class 366/147 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 224,392 | Feb. 10, 1880 | C.L. Cole | Coffee Roaster | ||
| 255,965 | Apr. 04, 1882 | E.D. Barker, F.G. Fleury | Process of and Apparatus for Roasting Coffee | ||
| 278,199 | May 22, 1883 | J.A. Sweeny | Coffee Roaster | ||
| 361,660 | Apr. 19, 1887 | L.R. Witherell | Spherical Coffee Roaster | ||
| 373,531 | Nov. 22, 1887 | F. Maassen | Coffee Roaster | ||
| 525,905 | Sep. 11, 1894 | N.H. Jensen | Roaster | ||
| 558,123 | Apr. 14, 1896 | B. Tupholme | Coffee Roaster | ||