| Patents for James B. Hill |
Patents 1 -
10
of 11
      |
| Picture | Number | Date | Patentee | Title |
| | 810,276 | Jan. 16, 1906 | J.B. Hill | Mold for Drain or Sewer Pipes |
| | 828,208 | Aug. 07, 1906 | J.B. Hill | Ditching-Machine |
| | 865,702 | Sep. 10, 1907 | J.B. Hill | Ditching-Machine |
| | 866,647 | Sep. 24, 1907 | J.B. Hill | Traction-Apron |
| | 870,827 | Nov. 12, 1907 | J.B. Hill | Saw-Holder |
| | 885,343 | Apr. 21, 1908 | J.B. Hill | Digging-Machine |
| | 941,145 | Nov. 23, 1909 | J.B. Hill | Ditching-Machine |
| | 1,006,752 | Oct. 24, 1911 | J.B. Hill | Soil-Pulverizer |
| | 1,105,562 | Jul. 28, 1914 | J.B. Hill | Tractor |
| | 1,128,138 | Feb. 09, 1915 | J.B. Hill | Roller-Bearing Apron-Wheel |
