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All Patents of Type: electric motor making
Patents 1 - 15 of 47
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NumberDatePatenteeTitleType
393,266Nov. 20, 1888A.L. RikerElectric motor and dynamoelectric motor making
874,163Dec. 17, 1907P.E. ChapmanArmature-winding machineelectric motor making
925,271Jun. 15, 1909B.A. BehrendCore Spacing for Dynamo Electric Machineselectric motor making
925,355Jun. 15, 1909B.G. LammeMethod of and Means for Operating Dynamo Electric Machineselectric motor making
928,037Jul. 13, 1909W.H. FrostDynamo-electric machinemotor armatures
928,084Jul. 13, 1909L.E. UnderwoodInsulating-studelectric motor making
979,375Dec. 20, 1910J. BurkeMethod of forming coils for armature-windingselectric motor making
1,016,700Feb. 06, 1912A.L. McHughCoil-forming machineelectric motor making
1,121,798Dec. 22, 1914P.E. ChapmanDrum-armature-winding machineelectric motor making
1,351,230Aug. 31, 1920P.E. ChapmanArmature and coil winding machineelectric motor making
1,379,755May 31, 1921C.W. FrancisApparatus for making windingselectric motor making
1,396,728Nov. 15, 1921P.E. ChapmanUnreeling and tension deviceelectric motor making
1,467,938Sep. 11, 1923J.T. JanetteFastener for securing disks on shaftselectric motor making
1,488,873Apr. 01, 1924C.W. FrancisWindingelectric motor making
1,500,181Jul. 08, 1924P.E. ChapmanArmature and coil winding machinewire winding machines
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