All Patents in class 388 |
Patents 31 -
45
of 49
|
Number | Date | Patentee | Title | Type |
1,115,835 | Nov. 03, 1914 | J.D. Nies, A. Kimble | Electric controller | electrical devices |
1,120,709 | Dec. 15, 1914 | E.L. Gale, Sr. | Automatic Starter for Electric Motors | motor controls |
1,128,005 | Feb. 09, 1915 | J.D. Nies, A. Kimble | Adjustable speed control for electric motors | electric motors |
1,194,645 | Aug. 15, 1916 | J.C. Lincoln | Variable Speed Electric Motor | DC motors |
1,227,400 | May 22, 1917 | M. von Dolivo-Dobrowolsky | Electric motor | synchronous motors |
1,587,566 | Jun. 08, 1926 | H.B. Tuthill | Electric-motor unit | wood lathes |
1,786,772 | Dec. 30, 1930 | J.D. Nies | Motor-control means | electric motors |
1,976,048 | Oct. 09, 1934 | H.B. Tuthill, H.F. Caldwell | Motor driven lathe head | wood lathes |
2,082,496 | Jun. 01, 1937 | W.H. Howe | Voltage Regulation and Circuits Therefor | voltage regulators |
2,213,191 | Sep. 03, 1940 | H.L. Johnston | Food handling apparatus | |
2,351,878 | Jun. 20, 1944 | P.S. Russel | Controlling Means | flow controls |
2,609,524 | Sep. 02, 1952 | C.E. Greene | Electric Control System | machine tool controls |
2,631,264 | Mar. 10, 1953 | A.G. Thomas | Magnetic Motor | electric motors |
2,864,047 | Dec. 09, 1958 | W.H. Ulman, C.E. Greene | Motor control system | |
2,926,295 | Feb. 23, 1960 | K.C. Allen | Pulsing motor system | |