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All Patents of Type: repulsion motors
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
GB-191,511,790Aug. 10, 1916H.B. WhitmoreImprovements in Short-Circuiting and Brush Lifting Gear for Alternating Current Motorsmotor brushes
1,537,737May 12, 1925S.R. BergmanAlternating-current commutator motorrepulsion motors
1,683,601Sep. 11, 1928D.M. BlissAlternating-current commutator motorrepulsion motors
1,723,912Aug. 06, 1929S.R. BergmanDynamo-electric machinerepulsion motors
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