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| Patents for William Todd | |||||
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| Number | Date | Patentee | Title | Type | |
| 15,379 | Jul. 22, 1856 | J. Mason | Improved Cutter Stock for Metal Planers | metal planers | |
| 152,638 | Jun. 30, 1874 | I.M. House | Improvement in shingle-machines | shingle machines | |