| All Patents in class 409/221 |
Patents 46 -
56
of 56
      |
| Number | Date | Patentee | Title | Type |
| 2,937,732 | May 24, 1960 | S.G. Brady | Linear Indexing Mechanism | indexers and dividers |
| 2,956,452 | Oct. 18, 1960 | L.A. Dever | Indexing Mechanism | indexers and dividers |
| 3,054,333 | Sep. 18, 1962 | C.B. Sipek, R.K. Sedgwick, J.A. Hansen, W.E. Brainard | Machine Tool Indexing and Pallet Clamping Mechanism | milling machines |
| 3,075,411 | Jan. 29, 1963 | H. Siegel, H.H. Adise | Rotary Indexing Head | rotary indexers |
| 3,089,989 | May 14, 1963 | J.A. Rave, Jr. | Positioning Device Including Means for Dividing Intervals into Preselected Numbers of Equal Parts | indexers and dividers |
| 3,138,974 | Jun. 30, 1964 | J.L. Burg | Spindle selector for machine having a turret head | drill presses |
| 3,474,691 | Oct. 28, 1969 | R.S. Levin, A.A. La Chiusa | Universal angular indexing table | indexers and dividers |
| 3,587,390 | Jun. 28, 1971 | R.E. Stobbe, E.R. Lohneis | Index and Table Drive Means for a Machine Tool (Modu-line) | numerically controlled milling machines |
| 3,588,989 | Jun. 29, 1971 | E.E. Hosea | Precision Locating Means for Machine Tools and Methods of Construction | metalworking machine mechanisms |
| 3,772,961 | Nov. 20, 1973 | W.R. Siebert | Hydrostatic Rotary Table | rotary tables |
| 4,211,512 | Jul. 08, 1980 | F. Zankl | Rotary Table With Ballscrew Drive | rotary tables |
