| Patents for Ezra Caswell |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 42,075 | Mar. 29, 1864 | E. Caswell | Improvement in machines for boring wagon-hubs | wheelwright |
| CA-3,753 | Aug. 13, 1874 | E. Caswell | Hub-boring machine | wheelwright |
| CA-4,253 | Jan. 14, 1875 | S. Samuel, L. Whitlock, E. Caswell | Hub boring machine | wheelwright |
| CA-4,828 | Jun. 09, 1875 | E. Caswell | Clamping attachment for vises | vises |
| 194,290 | Aug. 21, 1877 | E. Caswell | Improvement in hub-borers | wheelwright |
| CA-11,221 | May 07, 1880 | E. Caswell | Improvements on hub borers | wheelwright |
| CA-14,275 | Feb. 27, 1882 | E. Caswell | Improvements on hub borers and box setters | wheelwright |
| 282,495 | Aug. 07, 1883 | E. Caswell | Hub Boring Machine | wheelwright |
| CA-20,743 | Dec. 15, 1884 | E. Caswell | Hub borer | wheelwright |
