| All Patents in class 82/125 |
Patents 31 -
45
of 51
      |
| Number | Date | Patentee | Title | Type |
| 1,986,005 | Jan. 01, 1935 | C.L. Mattison, L.T. Medholdt | Abrading machine | sanding machines |
| 2,033,449 | Mar. 10, 1936 | E.G. Roehm, M. Romaine | Machine Tool Mechanism | grinding machines |
| 2,454,916 | Nov. 30, 1948 | R.M. Gamble | Machine Tool | thread grinders |
| 2,554,699 | May 29, 1951 | R.M. Gamble | Gripper Transfer Device | workpiece changers and storage mechanisms |
| 2,623,429 | Dec. 30, 1952 | H.J. Siekmann, W.R. Meyer | Work Handling Appparatus for Machine Tools | metalworking machine mechanisms |
| 2,635,395 | Apr. 21, 1953 | P.A. Grobey, M.H. Arms | Machine for grinding internal surfaces concentric with external surfaces | grinders |
| 2,643,570 | Jun. 30, 1953 | W.R. Meyer, H.J. Siekmann | Multiple Station Center Drive Crankshaft Lathe | metalworking machine mechanisms |
| 2,690,691 | Oct. 05, 1954 | H.H. Ranney | Single Spindle Automatic Lathe | automatic lathes |
| 2,807,974 | Oct. 01, 1957 | H.J. Siekmann, W.H. Meyer, administrator, W.R. Meyer, deceased (estate of) | Automatic Bearing Lathe | crankshaft lathes |
| 2,877,676 | Mar. 17, 1959 | H.E. McGee, W.S. Swanson, R.E. Wiley | Work loading lathe | |
| 3,008,382 | Nov. 14, 1961 | T.E. Crawford, E.H. Hawley | Machine Tool | milling machines |
| 3,118,332 | Jan. 21, 1964 | G.W. Ross, R.F. Fischer, A.H. Fotsch | Machine Tool | multiple station machines |
| 3,176,589 | Apr. 06, 1965 | L.A. Attermeyer | Keyway Cutting Machine | keyway cutting machines |
| 3,222,825 | Dec. 14, 1965 | W.B. Seidel | Machine Tool with Workpiece Transporting Headstock | workpiece changers and storage mechanisms |
| 3,226,886 | Jan. 04, 1966 | W.B. Seidel | Machine Tool Loading Mechanism | grinding machines |
