| All Patents in class 451/420 |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 110,777 | Jan. 03, 1871 | T.H. Mueller | Improvement in machines for cutting the ends of wooden pencils |
 | 142,936 | Sep. 16, 1873 | S.W. Nelson | Improvement in planing-machines |
 | 188,046 | Mar. 06, 1877 | F. Godeau | Improvement in machines for planing wood |
 | 276,197 | Apr. 24, 1883 | J.W. Smith | Band sawing machine |
 | 285,931 | Oct. 02, 1883 | F.H. Richards | Lathe for irregular forms |
| | 312,140 | Feb. 10, 1885 | E. May | Machine for Turning Pearl Buttons |
| | 450,057 | Apr. 07, 1891 | J. Cléret | Apparatus for Cutting Pearl Buttons |
 | 773,495 | Oct. 25, 1904 | E. Harrold, C.G. Wilderson | Attachment for sharpening bandsaws |
 | 993,367 | May 30, 1911 | W. Harper | Planer-knife jointer |
| | 1,261,136 | Apr. 02, 1918 | A. Krauth | Sharpening Machine |
