| All Patents in class 74/816 |
Patents 16 -
30
of 31
      |
| Number | Date | Patentee | Title | Type |
| 612,155 | Oct. 11, 1898 | L.H. Blood | Turret Mechanism | turret lathes |
| 612,412 | Oct. 18, 1898 | C.L. Grohmann | Index-head for milling-machines | indexers and dividers |
| 798,970 | Sep. 05, 1905 | H.R. McGregor | Index Head | indexers and dividers |
| 874,754 | Dec. 24, 1907 | E.J. Flather | Indexing mechanism | gear making machines |
| 876,574 | Jan. 14, 1908 | E.J. McClellan | Indexing or Dividing Head | indexers and dividers |
| 1,061,822 | May 13, 1913 | R.B. Craig | Multiple Machine Tool Holder | lathe tool holders and tool posts |
| 1,104,517 | Jul. 21, 1914 | J.N. Landau | Automatic multiple-chuck drill-press | multiple spindle drill presses |
| 1,197,541 | Sep. 05, 1916 | J.C. Potter | Automatic turret-lathe | turret lathes |
| 1,260,271 | Mar. 19, 1918 | W. Kramer | Attachment for Lathes and the Like | metal lathe accessories and attachments |
| 1,461,316 | Jul. 10, 1923 | E.R. La Casse | Index Plate for Milling Machines | milling machines |
| 2,202,117 | May 28, 1940 | K. Müller | Multiple Tool Holder | lathe tool holders and tool posts |
| 2,328,346 | Aug. 31, 1943 | H. Krochmal | Dividing Head | indexers and dividers |
| 2,357,329 | Sep. 05, 1944 | J.R. Hansen | Dividing Head | indexers and dividers |
| 2,389,668 | Nov. 27, 1945 | A.M. Johnson | Indexing Mechanism for Machine Tables | metalworking machine mechanisms |
| 3,222,955 | Dec. 14, 1965 | C.M. Wessels, P.A. Ross | Indexing Device | indexers and dividers |
