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All Patents of Type: repulsion motors | |||||
Number | Date | Patentee | Title | Type | |
GB-191,511,790 | Aug. 10, 1916 | H.B. Whitmore | Improvements in Short-Circuiting and Brush Lifting Gear for Alternating Current Motors | motor brushes | |
1,537,737 | May 12, 1925 | S.R. Bergman | Alternating-current commutator motor | repulsion motors | |
1,683,601 | Sep. 11, 1928 | D.M. Bliss | Alternating-current commutator motor | repulsion motors | |
1,723,912 | Aug. 06, 1929 | S.R. Bergman | Dynamo-electric machine | repulsion motors |