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| All Patents in class 99/605 | |||||
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| Number | Date | Patentee | Title | Type | |
| 9,241X | Nov. 14, 1835 | E.P. Fitzpatrick | Smut machine | smut mills | |
| 9,961 | Aug. 23, 1853 | L.A. Walbach | Boring cannon | drilling and boring | |