| Patents for Rufus Dutton |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 342,290 | May 18, 1886 | R. Dutton | Machine for Grinding Mowing Machine Knives |
| | CA-24,338 | Jun. 17, 1886 | R. Dutton | Machine for grinding mower-knives |
 | 359,964 | Mar. 22, 1887 | R. Dutton | Machine for grinding mower-knives |
 | CA-26,397 | Apr. 05, 1887 | R. Dutton | Machine for grinding mower-knives |
 | 395,615 | Jan. 01, 1889 | R. Dutton | Machine for grinding mower-knives |
 | CA-32,970 | Dec. 02, 1889 | R. Dutton | Machine for grinding mower-knives |
| | 457,079 | Aug. 04, 1891 | R. Dutton | Machine for grinding mower-knives |
| | 481,275 | Aug. 23, 1892 | R. Dutton | Machine for grinding mower-knives |
| | 503,127 | Aug. 15, 1893 | R. Dutton | Machine for grinding mower-knives |
| | 521,646 | Jun. 19, 1894 | R. Dutton | Grinding-machine |
