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| Patents for N. H. Sanborn | |||||
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| Number | Date | Patentee | Title | Type | |
| 19,901 | Apr. 13, 1858 | H. Aiken | Improvement in Awls and Tools | tool holders | |
| 111,896 | Feb. 21, 1871 | F.H. Aiken | Improvement in machines for cutting and mitering printers' rules | miter machines | |