| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for George M. Pratt | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 164,032 | Jun. 01, 1875 | G.M. Pratt | Chucks for Metal Drills | drill press chucks | |
| CA-6,734 | Nov. 09, 1876 | G.M. Pratt | Mandrin de Foret | drill press chucks | |
| 202,866 | Apr. 23, 1878 | G.M. Pratt | Micrometer Gage | micrometers | |
| RE8,793 | Jul. 08, 1879 | G.M. Pratt | Chuck for Metal Drills | drill press chucks | |
| 336,868 | Feb. 23, 1886 | G.M. Pratt | Dividers | dividers | |