| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for W. J. Pratt | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 183,825 | Oct. 31, 1876 | B.F. Sturtevant | Portable Steam Fan | |
 | 196,998 | Nov. 13, 1877 | B.F. Sturtevant | Fan Blowers | |
 | RE7,969 | Nov. 27, 1877 | E.T. Green | Improvement in Machines for Pegging Boots and Shoes | |
 | 199,568 | Jan. 22, 1878 | P.F. Peters | Improvement in Lasting Hammers | |