| All Patents of Type: saw sharpening tools |
Patents 1 -
15
of 38
      |
| Number | Date | Patentee | Title | Type |
| 2,011 | Mar. 18, 1841 | N.J. Wemmer | Apparatus for filing saws | saw sharpening tools |
| 10,415 | Jan. 10, 1854 | J.P. Spofford | Saw-Gummer | saw sharpening tools |
| 68,929 | Sep. 17, 1867 | H. Young | Single-Cut File for Saws | files |
| 70,424 | Nov. 05, 1867 | H. Disston | Improved Device for Sharpening Saw Teeth | saw sharpening tools |
| 82,240 | Sep. 15, 1868 | A.M. Newman | Improvement in saw-sharpening device | saw sharpening tools |
| 90,784 | Jun. 01, 1869 | W. Roberts | Improved saw-file | files |
| 129,461 | Jul. 16, 1872 | C.M. Cowardin | Improvement in saw-teeth dressers | saw sharpening tools |
| 138,256 | Apr. 29, 1873 | J.B. Johnson | Improvement in Files | files |
| 139,149 | May 20, 1873 | C.F. Henis | Improvement in Saw Filing Machines | saw sharpening tools |
| 142,900 | Sep. 16, 1873 | H. Disston | Improvement in Tips for Saw Files | saw sharpening tools |
| 207,456 | Aug. 27, 1878 | H.C. Strong | Improvement in saw-gummers | saw gummers |
| 238,648 | Mar. 08, 1881 | A.W. Clark | Saw-Gummer | saw sharpening tools |
| 251,362 | Dec. 27, 1881 | E. Holderman | Device for dressing saw-teeth | saw sharpening tools |
| 508,722 | Nov. 14, 1893 | G.A. Kennedy | Saw-Filing Device | saw sharpening tools |
| 510,846 | Dec. 12, 1893 | T.S. Disston | Saw Sharpening Device | saw sharpening tools |
