| Patents for Nelson Johnson |
Patents 1 -
10
of 13
      |
| Picture | Number | Date | Patentee | Title |
 | 194 | May 15, 1837 | N. Johnson, H. Johnson | Sawmill-gate clasps |
 | 73,338 | Jan. 14, 1868 | N. Johnson | Improvement in Swages for Saw Teeth |
 | 80,632 | Aug. 04, 1868 | N. Johnson | Improvement in head-blocks for sawmills |
| | 88,176 | Mar. 23, 1869 | N. Johnson | Saw Gummer |
| | 96,008 | Oct. 19, 1869 | N. Johnson | Saw Gummer |
 | 127,061 | May 21, 1872 | N. Johnson | Improvement in circular-saw teeth |
 | 127,062 | May 21, 1872 | N. Johnson | Improvement in saw-mills |
 | 133,036 | Nov. 12, 1872 | N. Johnson | Improvement in saws |
 | 134,290 | Dec. 24, 1872 | N. Johnson | Improvement in insertable saw-teeth |
 | CA-2,450 | Jun. 11, 1873 | W.E. Craig, N. Johnson | Circular saw teeth |
