| All Patents in class 310/236 |
Patents 16 -
23
of 23
      |
| Number | Date | Patentee | Title | Type |
| 935,352 | Sep. 28, 1909 | A.C. Bell, T.R. Bell | Alternating-current motor | repulsion start induction run motors |
| 1,007,893 | Nov. 07, 1911 | C.S. Reno | Commutator-short-circuiting device | repulsion start induction run motors |
| 1,007,902 | Nov. 07, 1911 | L.H. Thullen | Commutator-short-circuiting device | repulsion start induction run motors |
| 1,061,251 | May 06, 1913 | J. Burke | Commutator | motor commutators |
| 1,117,731 | Nov. 17, 1914 | H.B. Weir | Dynamo-electric machine | electric motors |
| 1,195,861 | Aug. 22, 1916 | E.F. Smith | Manufacture and construction of commutators | handheld power tools |
| 1,239,761 | Sep. 11, 1917 | A.C. Bell, T.R. Bell | Alternating-current motor | AC motors |
| 1,271,984 | Jul. 09, 1918 | H.L. Zabriskie, G.C. Marx | Commutator and commutator-bar | motor commutators |
