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| Patents Granted on 1844-03-__ | |||||
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| Number | Date | Patentee | Title | Type | |
| AI68 | Mar. 16, 1844 | W. Foster | Bench Plane Oiler Using Soap, Beeswax, or Tallow. | plane oilers | |
| 3,494 | Mar. 20, 1844 | J.K. Mayo | Manner of applying circular saws for sawing lumber, &c. | circular sawmills | |
| 3,495 | Mar. 20, 1844 | W. Wood | Machine for cutting shingles | shingle machines | |
| 3,497 | Mar. 20, 1844 | L. Whitman, E. Whitman, Jr. | Threshing-machine | threshers and thrashers | |
| 3,512 | Mar. 26, 1844 | E.C. Savage | Hook and eye | ||