| Patents Granted on 1843-??-?? |
Patents 1 -
15
of 67
      |
| Number | Date | Patentee | Title | Type |
| 2,901 | Jan. 10, 1843 | Z. Wilbar | Spark Arrester | steam spark arresters |
| 2,903 | Jan. 10, 1843 | E. Sampson | Improvement in machines for sawing shingles | shingle machines |
| 2,907 | Jan. 10, 1843 | J.P. Smith | Merchant's Slide Rule | scales |
| 2,908 | Jan. 10, 1843 | H.R. Dunham | Cocks, stop, for hydrants | hydrants |
| 2,929 | Jan. 27, 1843 | J. Harris | Bee Hive | apiary apparatus |
| 2,941 | Feb. 04, 1843 | T.W. Harvey | Cotton Press | cotton presses |
| 2,942 | Feb. 04, 1843 | G.L. Day | Manner of constructing machines for sawing shingles | shingle machines |
| 2,944 | Feb. 04, 1843 | B.A. Beardsley | Mill for Grinding Bark | bark processing machines |
| 2,948 | Feb. 10, 1843 | R. Smith | Improvement in machines for boring timber, &c. | drilling and boring |
| XC-182 | Feb. 20, 1843 | A.H. Hough | Improvement upon a newly constructed suction and forcing pump | pumps |
| 2,960 | Feb. 20, 1843 | W.B. Leonard | Cotton Press | cotton presses |
| 2,961 | Feb. 20, 1843 | R.H. Springsteed | Metal Drill | drill presses |
| 2,966 | Feb. 20, 1843 | J.C. Terry | Rack-Wrench | nut wrenches |
| 2,991 | Mar. 04, 1843 | J. Williams, Jr. | Screw-Wrench | screw adjust wrenches |
| 2,997 | Mar. 10, 1843 | J.E. Kenderdine | Sawmill | reciprocating sawmills |
