| All Patents in class 336/192 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 359,205 | Mar. 08, 1887 | F.B. Crocker, S.S. Wheeler, C.G. Curtis | Armature and Process of and Apparatus for Forming the Same | electric motors |
| 455,898 | Jul. 14, 1891 | C.G. Curtis | Electric Motor or Dynamo Electric Machine | electric motors |
| 530,597 | Dec. 11, 1894 | A.W. Meston | Alternating-current transformer | electrical devices |
| 593,138 | Nov. 02, 1897 | N. Tesla | Electrical transformer | |
| 2,145,977 | Feb. 07, 1939 | B.N. Foster | Solenoid actuated valve | metalworking machine mechanisms |
| 2,346,094 | Apr. 04, 1944 | E.A. Vogel | Ignition Device | ignition systems |
| 2,432,194 | Dec. 09, 1947 | R.V. Hanchett | Insulation sealing cover for electric coils | magnetic chucks |
