| All Patents in class 82/151 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 137,298 | Apr. 01, 1873 | F. Ferrin | Carriers for Lathes | metal lathe accessories and attachments |
| 534,666 | Feb. 26, 1895 | J. Richards | Tapering Attachment for Lathes | metal lathe accessories and attachments |
| 945,979 | Jan. 11, 1910 | H.N. Cudworth, J.C. Spence, C.H. Norton | Machine for grinding crankshafts | grinders |
| 1,051,531 | Jan. 28, 1913 | C.H. Whipple | Eccentric Boring Tool Holder | drilling and boring tool holders |
| 2,706,872 | Apr. 26, 1955 | C.H. Drury, E.V. Flanders | Grinding Machine | thread grinders |
| 2,780,467 | Feb. 05, 1957 | R.O. Jackson | Eccentric Boring Head | boring heads |
| 2,793,041 | May 21, 1957 | C.A. Ginter, J.E. Barbier | Machine Tool Fixture | jigs and fixtures |
