| Patents for Pratt & Whitney Co. |
Patents 1 -
10
of 261
      |
| Picture | Number | Date | Patentee | Title |
 | 29,939 | Sep. 04, 1860 | F.A. Pratt | Improvement in devices for stopping and changing motion |
 | 33,816 | Nov. 26, 1861 | F.A. Pratt | Improvement in stopping and changing motion |
 | 93,903 | Aug. 17, 1869 | F.A. Pratt | Metal Planing |
 | 102,577 | May 03, 1870 | W. Pim, A. Newell | Metal Chuck |
 | D4,439 | Oct. 25, 1870 | F.A. Pratt | Design for a drilling-machine |
 | 112,379 | Mar. 07, 1871 | F.A. Pratt | Improvement in machines for shaping and cutting gear-cutters |
| | 118,481 | Aug. 29, 1871 | E.G. Parkhurst | Improvements in Machinery for Feeding Wire to Machines |
 | 148,566 | Mar. 17, 1874 | D. Kennedy | Griping and Cutting Tools |
 | 150,253 | Apr. 28, 1874 | E.G. Parkhurst | Profiling-Machines |
 | 161,968 | Apr. 13, 1875 | D. Kennedy | Metal Punch |
