| Patents for Witherby, Rugg & Richardson |
Patents 1 -
10
of 13
      |
| Picture | Number | Date | Patentee | Title |
 | 10,464 | Jan. 24, 1854 | S.S. Bartlett, J.E. Brown | Mortising-machine |
 | 11,037 | Jun. 06, 1854 | H.O. Clark | Lathe |
 | 14,272 | Feb. 12, 1856 | C. Burleigh | Gearing for feed-rollers of planing-machines |
 | 33,330 | Sep. 24, 1861 | S.S. Bartlett | Improved mortising-machine |
 | RE1,852 | Jan. 17, 1865 | S.S. Bartlett | Improvement in mortising-machines |
 | 60,787 | Jan. 01, 1867 | S.M. Richardson | Tonguing and grooving cutterhead |
 | 61,264 | Jan. 15, 1867 | G.J. Rugg | Improvement in planing machines |
 | 76,677 | Apr. 14, 1868 | L.B. Walker | Improvement in saw-mills |
 | 89,245 | Apr. 20, 1869 | S.M. Richardson | Improvement in tenoning-machine |
 | 201,657 | Mar. 26, 1878 | W.E. Eastman | Improvement in mitering-machines |
