| Patents Granted on 1843-05-?? |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| GB-184,309,724 | May 15, 1843 | W.E. Newton, I. Babbitt | Construction of boxes for the axles or axletrees of locomotive engines and carriages, and for the bearings or journals of machinery in general, and also for improvements in the oiling of lubricating the same | railroad car axles |
| 3,090 | May 19, 1843 | S.D. Sizer | Method of attaching bits eccentrically to their arbors, to be used in machinery for stocking guns and other purposes | cutterheads |
| 3,092 | May 19, 1843 | S. Waterman, I.D. Russell | Machine for sawing off logs | sawmills |
| 3,104 | May 26, 1843 | S.W. Curtis | Machine for beveling the ends of clapboards | clapboard machines |
| 3,105 | May 26, 1843 | T. Fairbanks | Discharging Dust from Grinding Wheels | grinders |
