| Patents for Westcott Chuck Co. |
Patents 1 -
10
of 16
      |
| Picture | Number | Date | Patentee | Title |
 | 136,349 | Feb. 25, 1873 | J.H. Westcott | Improvement in chucks |
 | 148,788 | Mar. 17, 1874 | J.H. Westcott | Improvement in Chucks for Metal Lathes |
 | 159,989 | Feb. 16, 1875 | J.H. Westcott | Improvement in chucks |
 | 308,541 | Nov. 25, 1884 | J.H. Westcott | Chuck |
 | 315,684 | Apr. 14, 1885 | J.H. Westcott | Drill-Chuck |
 | 315,685 | Apr. 14, 1885 | J.H. Westcott | Lathe-chuck |
 | 335,982 | Feb. 09, 1886 | J.H. Westcott | Lathe-chucks |
 | 343,411 | Jun. 08, 1886 | J.R. Westcott | Lathe-chuck |
 | 357,437 | Feb. 08, 1887 | J.H. Westcott | Lathe-chuck |
 | 470,369 | Mar. 08, 1892 | J.H. Westcott | Lathe-chuck |
