| All Patents in class 83/917 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 1,458 | Dec. 31, 1839 | T.J. Butler | Mode of Cutting Seats, Slots, or Grooves for the Reception of Keys in the Hubs and Axles of Car-Wheels and in other Machinery | key seating machines |
| 20,539 | Jun. 15, 1858 | J.G. Baker | Machine for cutting glaziers' tins | specialty machines |
| 133,190 | Nov. 19, 1872 | S. Bevan | Improvement in machines for cutting teeth of saws | tool making machines |
| 207,456 | Aug. 27, 1878 | H.C. Strong | Improvement in saw-gummers | saw gummers |
| 285,091 | Sep. 18, 1883 | E.M. Wilbor | Machine for Cutting Sheet Metal | metal shearing machines |
| 331,613 | Dec. 01, 1885 | W.H. Campbell, C.B. Campbell | Machine for Gooving Metal Rolls | metal planers |
| 361,536 | Apr. 19, 1887 | C. Miller | Method of uniting the ends of band-saws | sawblades |
| 1,531,287 | Mar. 31, 1925 | J. Jensen | Angle-Iron Notcher | metal punching machines |
| 3,033,066 | May 08, 1962 | E. Coulon | Apparatus for Slotting the Ends of Tubing | pipe and tube notchers |
| 3,153,360 | Oct. 20, 1964 | E.I. Coulon | Apparatus for Slotting the Ends of Tubing | pipe and tube notchers |
| 3,277,763 | Oct. 11, 1966 | V.L. Haug | Notching Machine | notching machines |
| 3,592,093 | Jul. 13, 1971 | A. Cantelli | Machines for Cutting Sheet Material, Sheet Metal and the Like | notching machines |
| 3,616,719 | Nov. 02, 1971 | R.B. Tassie | Notching sheet material | notching machines |
| 4,562,760 | Jan. 07, 1986 | R.J. Kinsley | Tube Notching Apparatus | pipe and tube notchers |
