| All Patents in class 82/110 |
Patents 31 -
45
of 60
      |
| Number | Date | Patentee | Title | Type |
| 872,728 | Dec. 03, 1907 | J. Hartness | Machine for Cutting Screw Threads | metal threading machines |
| 908,960 | Jan. 05, 1909 | J. Coulter | Automatic Screw Cutting and Turning Lathe | screwcutting lathes |
| 1,067,139 | Jul. 08, 1913 | W.L. Schellenbach | Chasing Stop | metal lathe accessories and attachments |
| 1,257,188 | Feb. 19, 1918 | J.D. Carver | Lathe, Boring Machine, and the Like | metal lathes |
| 1,318,045 | Oct. 07, 1919 | E. Becker, Administrator, J. Becker, deceased (Estate of) | Art of Cutting Screw Threads | metal threading machines |
| 1,698,953 | Jan. 15, 1929 | L.W. Moulton, O.C. Kavle | Gear-Finishing Machine | gear making machines |
| 2,118,489 | May 24, 1938 | L.A. Carter | Lathe | engine lathes |
| 2,125,584 | Aug. 02, 1938 | E. Rotzoli | Adjusting Device for Machine Tools | metalworking machines |
| 2,169,159 | Aug. 08, 1939 | G. Müller | Means for Accurate Screw Cutting | metalworking machines |
| 2,309,299 | Jan. 26, 1943 | C.A. Bickel | Method of and Apparatus for Correcting the Lead Error of Screw Threads | screwcutting lathes |
| 2,311,591 | Feb. 16, 1943 | W.F. Groene, R.M. Bacon | Step Threading Mechanism | metalworking machine mechanisms |
| 2,317,099 | Apr. 20, 1943 | W.F. Groene, H.J. Siekmann | Step threading machine | gunsmith |
| 2,351,921 | Jun. 20, 1944 | E.P. Bullard, L.E. Alvey, F.H. Mussler | Machine Tool | |
| 2,412,957 | Dec. 24, 1946 | F.A. Barnes | Machine tool control | milling machine accessories |
| 2,482,786 | Sep. 27, 1949 | S.C. Mack | Thread Cutting Machine | screwcutting lathes |
