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| Patents Granted on 1852-02-17 | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,742 | Feb. 17, 1852 | J. Millholland | Improvement in Steam Boilers | ||
| 8,745 | Feb. 17, 1852 | R.W. Parker | Banding pulleys | circular saws | |