| Patents Granted on 1849-03-?? |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 6,154 | Mar. 06, 1849 | R.S. Tilden | Punching Machine with a Combination of Adjustable Gages | metal punching machines |
| RE130 | Mar. 10, 1849 | P. Crosby | Improvement in saw-mills for resawing boards and other timber | reciprocating saws |
| RE132 | Mar. 10, 1849 | W. Trapp, Jr. | Improvement in barrel machinery | cooper |
| 6,159 | Mar. 10, 1849 | J. Myers | Let-off motion of looms | looms |
| 6,160 | Mar. 10, 1849 | M. Maxim | Spike Machine | |
| 6,161 | Mar. 10, 1849 | G.H. Corliss | Machine for Cutting the Cogs of Beveled Cog Wheels | gear making machines |
| 6,162 | Mar. 10, 1849 | G.H. Corliss | Cut-Off and Working the Valves of Steam Engines | steam engines |
| 6,166 | Mar. 10, 1849 | W. Joslin | Cordage Machine | rope maker |
| 6,185 | Mar. 13, 1849 | T.J. Wells, D. Barnum | Planing-machine | wood planers |
| 6,195 | Mar. 20, 1849 | T.J. Wells | Planing-machine | wood planers |
| 6,210 | Mar. 20, 1849 | D.H. Chamberlain | Sliding Wrench | nut wrenches |
| 6,211 | Mar. 20, 1849 | J.P. Woodbury | Planing-machine | wood planers |
| 6,216 | Mar. 20, 1849 | J. Wright | Improved Machine fot Turning a Lock on Sheet Metal | tinsmith |
| GB-184,912,535 | Mar. 26, 1849 | J. Mason, G. Collier | Weighing table for supplying blowing machines | spinner |
| 6,221 | Mar. 27, 1849 | N.C. Sanford | Means of auger manufacture | auger bits |
