Patents for Ezra Caswell |
Patents 1 -
10
of 10
      |
Number | Date | Patentee | Title | Type |
42,075 | Mar. 29, 1864 | E. Caswell | Improvement in machines for boring wagon-hubs | wheelwright |
141,425 | Aug. 05, 1873 | E. Caswell | Improvement in machines for boring 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 |