| Patents for John Brown |
Patents 1 -
10
of 25
      |
| Picture | Number | Date | Patentee | Title |
| | 1,789X | Aug. 08, 1812 | J. Brown | Roping and spinning cotton and wool |
| | 1,925X | May 12, 1813 | J. Brown | Farmer's spinner, for roping and spinning wool |
| | 2,272X | Feb. 24, 1815 | J. Brown | Family spinner |
| | 2,967X | Jun. 12, 1818 | J. Brown | Spinning and roping machine |
| | 3,283X | Jan. 23, 1821 | J. Brown | Machine for spinning cotton and wool by hand |
| | 3,366X | Aug. 11, 1821 | J. Brown | Vertical spinner |
| | 3,742X | Aug. 13, 1823 | J. Brown | Circular saws |
| | 3,743X | Aug. 21, 1823 | J. Brown | Chimney fire extinguisher |
| | 3,899X | Jun. 28, 1824 | J. Brown | Making razors |
| | 4,458X | Jun. 06, 1826 | G.W. Robinson, J. Brown | Construction of rail ways |
