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| Patents for Theodore Heerman | |||||
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| Picture | Number | Date | Patentee | Title | |
| 21,416 | Sep. 07, 1858 | T. Heerman | Coffee Roaster | ||
| 22,649 | Jan. 18, 1859 | T. Heerman | Coffee Roaster | ||
| 79,469 | Jun. 30, 1868 | T. Heerman | Coffee Roaster | ||