| Patents for Frederick S. Kingston |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| 1,665,742 | Apr. 10, 1928 | F.S. Kingston | Induction motor | induction motors |
| 1,853,864 | Apr. 12, 1932 | F.S. Kingston | Clutch and motor construction | electric motors |
| 1,853,865 | Apr. 12, 1932 | F.S. Kingston | Electric motor | electric motors |
| 1,864,654 | Jun. 28, 1932 | F.S. Kingston, B.L. Conley | Electric switch | electric switches |
| 1,872,595 | Aug. 16, 1932 | F.S. Kingston | Electric motor | electric motors |
| 1,910,610 | May 23, 1933 | F.S. Kingston | Dynamo-electric machine | electric motors |
| 1,916,270 | Jul. 04, 1933 | F.S. Kingston | Induction motor | induction motors |
| 1,935,800 | Nov. 21, 1933 | F.S. Kingston | Electric motor | electric motors |
| 1,948,037 | Feb. 20, 1934 | F.S. Kingston | Electric motor | electric motors |
| 1,953,179 | Apr. 03, 1934 | F.S. Kingston | Clutch | industrial machine clutches |
| 1,971,417 | Aug. 28, 1934 | F.S. Kingston, B.L. Conley | Motor support | |
| 1,987,194 | Jan. 08, 1935 | F.S. Kingston | Clutch | industrial machine clutches |
| 2,184,411 | Dec. 26, 1939 | B.L. Conley | Electric motor switch | centrifugal motor switches |
| 2,184,412 | Dec. 26, 1939 | B.L. Conley | Electric motor switch | centrifugal motor switches |
| 2,581,958 | Jan. 08, 1952 | F.S. Kingston | Antifriction bearing | motor bearings |
