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US1923176A
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Chimney structure
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US1932942A
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Method of and machine for making tubes
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US1965754A
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Coil winding machine
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US1914182A
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Machine for continuous process of impregnating, compressing, and cooling coil windings
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US1863733A
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Window structure and method of assembly thereof
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US1677937A
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Adjustable bearing structure
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US1661019A
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Resistance for auto ignition coils
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US1629132A
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Electric jump-spark coil
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US1677936A
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Electric motor
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US1594647A
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Electrical coil
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US1632101A
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Amplifying transformer
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US1658866A
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Vernier rheostat
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US1470337A
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Terminal connecter for electrical windings
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US1482592A
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Machine for winding coils
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US1482591A
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Method of making polysided coils
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US1532846A
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Electrical condenser
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US1356178A
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Machine for cutting magnetic-circuit laminze
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US1335803A
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Transformer-mounting
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US1258722A
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Suspension means for high-potential wires.
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US1255947A
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Transformer and like coils.
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