| Patents for John Brown |
Patents 1 -
15
of 25
      |
| Number | Date | Patentee | Title | Type |
| 1,789X | Aug. 08, 1812 | J. Brown | Roping and spinning cotton and wool | spinner |
| 1,925X | May 12, 1813 | J. Brown | Farmer's spinner, for roping and spinning wool | spinner |
| 2,272X | Feb. 24, 1815 | J. Brown | Family spinner | spinner |
| 2,967X | Jun. 12, 1818 | J. Brown | Spinning and roping machine | spinner |
| 3,283X | Jan. 23, 1821 | J. Brown | Machine for spinning cotton and wool by hand | spinner |
| 3,366X | Aug. 11, 1821 | J. Brown | Vertical spinner | spinner |
| 3,742X | Aug. 13, 1823 | J. Brown | Circular saws | circular saws |
| 3,743X | Aug. 21, 1823 | J. Brown | Chimney fire extinguisher | fire extinguishers |
| 3,899X | Jun. 28, 1824 | J. Brown | Making razors | |
| 4,458X | Jun. 06, 1826 | G.W. Robinson, J. Brown | Construction of rail ways | |
| 4,674X | Feb. 20, 1827 | G.W. Robinson, J. Brown | Mode of making locks for doors | |
| 5,042X | Mar. 18, 1828 | J. Brown | Corn Sheller | corn shellers |
| 5,532X | Jun. 11, 1829 | J. Brown | Manufacture of combs | comb making machines |
| 5,969X | May 20, 1830 | J. Brown | Spinning machine called the universal spinner | spinner |
| 6,560X | Jun. 13, 1831 | J. Brown | Spinning cotton and other fibrous material | spinner |
