| All Patents in class 74/100.1 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 228,779 | Jun. 15, 1880 | W.J. Perkins | Mechanism movement | woodworking machine mechanisms |
| 1,699,792 | Jan. 22, 1929 | E.P. Larsh | Quick-acting switch | electric switches |
| 1,904,311 | Apr. 18, 1933 | F.G. Hobart | Fluid Pressure Switch | pressure controlled switches |
| 1,926,706 | Sep. 12, 1933 | E.J. Dillman, L.W. Eggleston | Control Device | industrial control apparatus |
| 1,932,736 | Oct. 31, 1933 | J.T. Janette | Electric motor | repulsion start induction run motors |
| 2,085,300 | Jun. 29, 1937 | E.J. Dillman | Control Device | flow controls |
