| Patents Granted on 1841-04-?? |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 2,038 | Apr. 10, 1841 | C. Manning | Machine for cutting staves | barrel making machines |
| 2,040 | Apr. 10, 1841 | R. Porter, J.F. Schermerhorn | Improvement in agricultural machines for tilling and planting at the same operation | cultivators and tillers |
| 2,051 | Apr. 16, 1841 | D.A. Church | Manner of arranging and operating dogs of sawmills | sawmill dogs |
| 2,054 | Apr. 16, 1841 | L. Coes | Loring Coes Screw Wrench | nut wrenches |
| 2,067 | Apr. 24, 1841 | Z. Rice | Machine for Cleaning and Winnowing Grain | |
