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US2019064A
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Armature mold
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US2002562A
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Tool for making dynamo electric machine elements
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US2030132A
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Mold for making commutators
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US1965330A
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Apparatus for making electrical coils
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US2035519A
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Oil sealed bearing
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US2018480A
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Mold for dynamo machine elements
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US1928325A
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Mold for making commutators
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US1917482A
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Armature coil
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US1911342A
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Electric motor control for juvenile automotive vehicles
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US2007701A
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Refrigerating system
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US1911128A
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Motor pump
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US1921111A
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Dynamo electric machine stator with noncorrosive lining
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US1974406A
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Dynamo electric machine core slot lining
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US1893262A
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Reenforced electrical coil
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US1894724A
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Stator with built-in condenser
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US1944870A
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Apparatus for making an electrical coil
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US1925892A
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Dynamo electric machine element
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US1897784A
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Motor-driven pump
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US1932391A
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Mold for making armatures
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US1913138A
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Ventilated electromagnetic structure
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