| All Patents in class 74/565 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 681,167 | Aug. 20, 1901 | A.H. Mathewson, G.L. Fairbrother | Electrical Controller Attachment | motor controls |
| 854,688 | May 21, 1907 | A.J. Brown | Controller-operating means | motor controls |
| 867,168 | Sep. 24, 1907 | E.W. Stull | Controller-regulator | motor controls |
| 1,041,859 | Oct. 22, 1912 | T.W. Nowell | Motor Controlling Device | motor controls |
| 1,077,451 | Nov. 04, 1913 | G.T. Ashley | Electrical Controlling and Regulating Apparatus | induction motors |
| 1,709,339 | Apr. 16, 1929 | F.B. Cockburn | Clutch Mechanism for Lathe Apron Transmission | metal lathe mechanisms |
