| All Patents of Type: metal slotting machines |
Patents 1 -
15
of 52
      |
| Number | Date | Patentee | Title | Type |
| 28,627 | Jun. 05, 1860 | W.B. Bement | Machine for Cutting Key-Seats, &c. | key seating machines |
| 64,388 | Apr. 30, 1867 | T.L. Webster | Holder for Slotted Tools | metal slotting machines |
| 72,218 | Dec. 17, 1867 | J.W. Moore | Slotting Machine | metal slotting machines |
| 112,737 | Mar. 14, 1871 | S.W. Putnam, Jr. | Improvement in Machines for Slotting and Cutting Metal | metal slotting machines |
| 115,795 | Jun. 06, 1871 | W.H. Warren | Improvement for Slotting Machines | metal slotting machines |
| 134,857 | Jan. 14, 1873 | J.H. Cranston | Slotting and Keyseat Machines | metal slotting machines |
| RE5,277 | Feb. 11, 1873 | J.S. Ettenborough | Tool-Holders for Slotting-Machines | metal slotting machines |
| 275,604 | Apr. 10, 1883 | E.F. Deboutteville | Machine for Shaping, Drilling, Boring and Facing | metal slotting machines |
| 278,084 | May 22, 1883 | J.L. Bogert | Device for reciprocating the cutter-heads of planing and slotting machines | metal planers |
| 298,267 | May 06, 1884 | J. Angus | Tool Oscillating Device for Slotting Machines | metalworking machine mechanisms |
| 299,496 | May 27, 1884 | J. Richards | Metal Boring and Slotting Machine | vertical boring mills |
| 325,061 | Aug. 25, 1885 | C.K. Dawes | Planing and Slotting Machine | metal slotting machines |
| 341,165 | May 04, 1886 | L.H. Pierson | Convertable Drill Press or Slotting Machine | drill presses |
| 355,679 | Jan. 11, 1887 | A.F. Brewer | Supplemental Bed Plate Centering Device and Work Holder for Drilling or Slotting Machines | drill press accessories |
| 360,530 | Apr. 05, 1887 | J.N. Kaufholz | Slotting Attachmentt for Metal planers | metal planer accessories |
