| All Patents in class 451/237 |
Patents 1 -
15
of 73
      |
| Number | Date | Patentee | Title | Type |
| 5,760 | Sep. 12, 1848 | I. Baker | Machine for dressing chair-seats | wood shapers |
| 6,253 | Apr. 03, 1849 | E. Webber, C. Hartshorn | Machinery for turning lasts and other irregular figures from reverse patterns | last making machines |
| 13,236 | Jul. 10, 1855 | A. Stoeckel | Machine for cutting legs for pianos, tables, &c. | wood lathes |
| 20,505 | Jun. 08, 1858 | W.N. Oakes | Machine for cutting irregular forms | pattern lathes |
| 31,075 | Jan. 08, 1861 | A.G. Coes, L. Coes | Machine For Grinding Heads of Wrenches or Other Articles | tool making machines |
| 39,782 | Sep. 01, 1863 | T. Smith, J.A. Stafford | Improved Machine for Grinding Half Round Files | files |
| 40,838 | Dec. 08, 1863 | J.A. Hendrick | Improvement in Machines for Grinding and Polishing Tools | tool grinders |
| 41,034 | Dec. 22, 1863 | H.S. Vrooman | Improvement machines for sawing irregular forms | shipwright |
| 46,152 | Jan. 31, 1865 | D. Slate | Improvement in turning-lathes | metal lathes |
| 47,527 | May 02, 1865 | J. Dodge | Grinding and Polishing Metals | polishing and buffing machinery |
| RE2,290 | Jun. 19, 1866 | E. Andrews | Improved machine for grinding saws | cutter grinding |
| 107,894 | Oct. 04, 1870 | E.S. Fernald | Improvement in knife-grinding machines | cutter grinding |
| 130,739 | Aug. 20, 1872 | L.R. Palmer | Improvement in machines for jointing staves | barrel making machines |
| 133,627 | Dec. 03, 1872 | W.H. Brown | Improvement in machines for shaping molding-machine cutters | tool making machines |
| 134,296 | Dec. 24, 1872 | G.W. Libbey | Grinding Machines | grinding machines |
