| All Patents in class 74/333 |
Patents 46 -
60
of 190
      |
| Number | Date | Patentee | Title | Type |
| 952,050 | Mar. 15, 1910 | H.W. Schatz | Variable Speed Mechanism | metalworking speed changing mechanisms |
| 954,639 | Apr. 12, 1910 | H.M. Lucas, J.B. Green | Gearing for Metal Working Machines | metalworking machine gearing |
| 980,972 | Jan. 10, 1911 | W.F. Groene, R.K. Le Blond | Gearing | industrial machine gearing |
| 980,973 | Jan. 10, 1911 | W.F. Groene, R.K. Le Blond | Gearing for Lathes, &c. | industrial machine gearing |
| 980,974 | Jan. 10, 1911 | W.F. Groene, R.K. Le Blond | Lathe Gearing | industrial machine gearing |
| 983,252 | Jan. 31, 1911 | H.W. Schatz | Variable Speed Mechanism | metalworking variable speed mechanisms |
| 994,899 | Jun. 13, 1911 | H. Baerbalck | Gearing | metal lathes |
| 1,018,081 | Feb. 20, 1912 | H.P. Reston | Gearing | metalworking machine gearing |
| 1,023,867 | Apr. 23, 1912 | H.M. Norris | Gearing | metalworking speed changing mechanisms |
| 1,024,818 | Apr. 30, 1912 | J.S. Barnes | Variable Speed Gearing | metalworking speed changing mechanisms |
| 1,028,395 | Jun. 04, 1912 | H.W. Schatz | Radial Drill | radial drill presses |
| 1,029,313 | Jun. 11, 1912 | J.R. Perrine | Feed-gearing | engine lathes |
| 1,054,268 | Feb. 25, 1913 | B.F. Barnes | Drilling-machine | drill presses |
| 1,067,142 | Jul. 08, 1913 | W. Schellenbach | Change-gear mechanism | engine lathes |
| 1,068,013 | Jul. 22, 1913 | A.M. Sosa | Variable Speed Mechanism | metalworking speed changing mechanisms |
