| All Patents in class 409/900.2 |
Patents 31 -
45
of 91
      |
| Number | Date | Patentee | Title | Type |
| 1,612,774 | Dec. 28, 1926 | A. Turner | Machine Tool | cylindrical grinders |
| 1,666,484 | Apr. 17, 1928 | C. Bouillon | Clamping Mechanism for Machine Tools | metalworking machine mechanisms |
| 1,676,206 | Jul. 03, 1928 | S.M. Ratliff | Traveling drilling machine | radial drill presses |
| 1,685,072 | Sep. 18, 1928 | D.C. Klausmeyer | Mobile Radial Drill | radial drill presses |
| 1,797,139 | Mar. 17, 1931 | G. Gorton | Engraving Machine and the Like | metal engraving machines |
| 1,813,355 | Jul. 07, 1931 | H.M. Lucas | Metal Working Machine | metalworking machine mechanisms |
| 1,835,328 | Dec. 08, 1931 | F.A. Parsons | Milling Machine Slide | milling machines |
| 1,835,782 | Dec. 08, 1931 | E.J. Kearney | Milling Machine | milling machines |
| 1,858,491 | May 17, 1932 | K.F. Gallimore | Boring Machine | horizontal boring mills |
| 1,862,850 | Jun. 14, 1932 | H. Fritschi | Grinding Machinery | grinding machines |
| 1,867,616 | Jul. 19, 1932 | C.B. De Vlieg | Machine tool | |
| 1,917,504 | Jul. 11, 1933 | F.W. Curtis | Cutter Grinder | sharpening machines |
| 1,920,476 | Aug. 01, 1933 | H.E. Morton | Traversing Support for Metal Working Machine | metal shapers |
| 1,926,358 | Sep. 12, 1933 | R.M. Woytych | Tailstock Clamping Mechanism | |
| 1,938,757 | Dec. 12, 1933 | F.S. Haas, S. Einstein | Grinding Machine | grinding machines |
