| All Patents in class 33/570 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 111,311 | Jan. 31, 1871 | A.H. Brainard | Improvement in Head Stocks for Milling Machines | indexers and dividers |
| 111,736 | Feb. 14, 1871 | H.H. Folsom | Drill Rest for Lathes | metal lathe accessories and attachments |
| 292,927 | Feb. 05, 1884 | C.E. Lipe | Index-head for milling-machines | milling machine accessories |
| 333,631 | Jan. 05, 1886 | G.A. Mueller, F. Holz | Universal Head for Milling Machines | milling machines |
| 432,621 | Jul. 22, 1890 | F. Holz | Milling Machine | indexers and dividers |
| 612,412 | Oct. 18, 1898 | C.L. Grohmann | Index-head for milling-machines | indexers and dividers |
| 1,939,266 | Dec. 12, 1933 | E.J. Kearney | Indexing Mechanism | milling machines |
| 2,342,539 | Feb. 22, 1944 | G. Gorton | Indexing or Positioning Head | indexers and dividers |
| 2,357,329 | Sep. 05, 1944 | J.R. Hansen | Dividing Head | indexers and dividers |
| 2,373,578 | Apr. 10, 1945 | W.W. Lewis | Dividing Head | indexers and dividers |
| 3,021,879 | Feb. 20, 1962 | R.P. Deghuee, E.R. Berends | Adjustable indexing mechanism | radial arm saws |
| 4,669,227 | Jun. 02, 1987 | B.C. Treppner | Angle Plate Apparatus With Precisely Adjustable Workpiece Holder | angle bars and angle plates |
| 4,934,422 | Jun. 19, 1990 | R.M. Hempy, C.J. Baird, J.L. Haffely | Bench mountable plate joining machine | |
