| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Ronello F. Pratt | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 313,283 | Mar. 03, 1885 | J.F. Bogan | Device for Reducing the Diameter of Metal Rods or Wires | wire drawing dies | |
| 390,899 | Oct. 09, 1888 | C.D. Wainwright, R.F. Pratt | Machine for Corrugating Wrought Metal Tubes | tube corrugating machines | |
| 444,848 | Jan. 20, 1891 | R.F. Pratt | Saw-jointer | saw jointers | |