All Patents in class 76/79 |
Patents 1 -
15
of 63
|
Number | Date | Patentee | Title | Type |
8,113 | May 27, 1851 | G.W. Putnam | Vise-jaw for saw-filing machinery | saw sharpening machines |
14,188 | Feb. 05, 1856 | J.G. Ernst | Saw-set | saw sharpening machines |
15,007 | Jun. 03, 1856 | B. Gilpatrick | Saw-set | saw sharpening machines |
26,553 | Dec. 27, 1859 | N. Allen | Vise and saw-set | saw vises |
29,956 | Sep. 11, 1860 | J.H. Dunbar | Saw-clamp | saw vises |
37,853 | Mar. 10, 1863 | T.M. Chapman | Improvement in devices for gumming saws | saw sharpening machines |
63,407 | Apr. 02, 1867 | T.T. Markland, Jr. | Improvement in machines for sharpening saws | saw gummers |
82,500 | Sep. 29, 1868 | C. Deyhle | Improvement in saw-set | saw sets |
89,724 | May 04, 1869 | W.P. Welch, J.H. Harrison, E.L. Abbott | Improvement in machine for grinding saws | saw sharpening machines |
90,010 | May 11, 1869 | T.T. Markland, Jr. | Improvement in saw-sharpening device | saw sharpening machines |
90,972 | Jun. 08, 1869 | W. Tucker | Improvement in saw-filing machines | saw sharpening machines |
105,244 | Jul. 12, 1870 | H.J. Perkins | Improvement in machine for sharpening the teeth of saws | saw sharpening machines |
112,838 | Mar. 21, 1871 | J.L. Otis | Improvement in machines for grinding saw-teeth | saw sharpening machines |
114,921 | May 16, 1871 | C.P. Case | Improvement in saw-filing machines | saw sharpening machines |
151,788 | Jun. 09, 1874 | J.H. Martin | Improvement in Saw Gummers | saw gummers |