All Patents in class 200/11G |
Patents 1 -
6
of 6
|
Number | Date | Patentee | Title | Type |
530,597 | Dec. 11, 1894 | A.W. Meston | Alternating-current transformer | electrical devices |
653,725 | Jul. 17, 1900 | D.C. Woodward | Electric Motor | electric motors |
1,478,701 | Dec. 25, 1923 | F. Diehl | Controller for sewing-machine motors | |
2,100,426 | Nov. 30, 1937 | A.F. Berger, M. Voege | Electric series-parallel switch | electric switches |
2,664,473 | Dec. 29, 1953 | S.S. Brown | Selector switch | electric switches |
2,722,645 | Nov. 01, 1955 | S.S. Brown | Voltage changer switch for a. c. motor | electric motors |