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| Patent US148 | |||||
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| Number | Date | Patentee | Title | Type | |
| 148 | Mar. 25, 1837 | T.W. Harvey | Improvement in machines for nicking and turning the heads of wood-screws | hardware making machines | |
| CS-148 | Feb. 14, 1863 | J. Tarply | Breech Loading Fire Arms | ||