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| All Patents in class 144/144.4 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 3,408 | Jan. 20, 1844 | B. Potter, Jr., A.F. Potter | Machine for turning boat-oars | |
 | 4,325 | Dec. 26, 1845 | E. Page | Lathe for turning regular forms | |
 | 13,408 | Aug. 07, 1855 | W. Van Anden | Spoke-machine | |
| 318,763 | May 26, 1885 | J.F. Roop, G.W. Lingle | Machine for forming oar-blades | ||
 | 899,356 | Sep. 22, 1908 | W.W. Trevor | Machine for Shaping Oar Blades | |