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Current hierarchy for electrical devices (1,372)
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electrical devices (1,372) electrical devices (1,372) exclude
  circuit breakers (2) electrical devices (1,372) -> circuit breakers (2)  
  computer apparatus and systems (13) electrical devices (1,372) -> computer apparatus and systems (13)  
  distance registers (1) electrical devices (1,372) -> distance registers (1)  
  electric alternators (3) electrical devices (1,372) -> electric alternators (3)  
  electric arc lamps (22) electrical devices (1,372) -> electric arc lamps (22)  
  electric batteries (15) electrical devices (1,372) -> electric batteries (15) exclude
    battery charging devices (4) electrical devices (1,372) -> electric batteries (15) -> battery charging devices (4)  
  electric distribution systems (24) electrical devices (1,372) -> electric distribution systems (24)  
  electric generators (45) electrical devices (1,372) -> electric generators (45)  
  electric headlights (1) electrical devices (1,372) -> electric headlights (1)  
  electric motors (984) electrical devices (1,372) -> electric motors (984) exclude
    AC motors (48) electrical devices (1,372) -> electric motors (984) -> AC motors (48)  
    DC motors (31) electrical devices (1,372) -> electric motors (984) -> DC motors (31)  
    centrifugal motor switches (19) electrical devices (1,372) -> electric motors (984) -> centrifugal motor switches (19)  
    electric motor making (47) electrical devices (1,372) -> electric motors (984) -> electric motor making (47)  
    electrical insulation (2) electrical devices (1,372) -> electric motors (984) -> electrical insulation (2)  
    gear motors (9) electrical devices (1,372) -> electric motors (984) -> gear motors (9)  
    induction motors (182) electrical devices (1,372) -> electric motors (984) -> induction motors (182) exclude
      capacitor start induction motors (9) electrical devices (1,372) -> electric motors (984) -> induction motors (182) -> capacitor start induction motors (9)  
      repulsion start induction run motors (64) electrical devices (1,372) -> electric motors (984) -> induction motors (182) -> repulsion start induction run motors (64)  
      shaded pole induction motors (5) electrical devices (1,372) -> electric motors (984) -> induction motors (182) -> shaded pole induction motors (5)  
      split phase motors (5) electrical devices (1,372) -> electric motors (984) -> induction motors (182) -> split phase motors (5)  
    motor armatures (39) electrical devices (1,372) -> electric motors (984) -> motor armatures (39)  
    motor bases (2) electrical devices (1,372) -> electric motors (984) -> motor bases (2)  
    motor bearings (28) electrical devices (1,372) -> electric motors (984) -> motor bearings (28)  
    motor brakes (4) electrical devices (1,372) -> electric motors (984) -> motor brakes (4)  
    motor brush holders (33) electrical devices (1,372) -> electric motors (984) -> motor brush holders (33)  
    motor brushes (9) electrical devices (1,372) -> electric motors (984) -> motor brushes (9) exclude
      brush reseating tools (1) electrical devices (1,372) -> electric motors (984) -> motor brushes (9) -> brush reseating tools (1)  
    motor commutators (20) electrical devices (1,372) -> electric motors (984) -> motor commutators (20)  
    motor controls (98) electrical devices (1,372) -> electric motors (984) -> motor controls (98)  
    motor cooling (46) electrical devices (1,372) -> electric motors (984) -> motor cooling (46)  
    motor frames (4) electrical devices (1,372) -> electric motors (984) -> motor frames (4)  
    motor generators (3) electrical devices (1,372) -> electric motors (984) -> motor generators (3)  
    motor housings (8) electrical devices (1,372) -> electric motors (984) -> motor housings (8)  
    motor lubrication (4) electrical devices (1,372) -> electric motors (984) -> motor lubrication (4)  
    motor mounts (23) electrical devices (1,372) -> electric motors (984) -> motor mounts (23)  
    motor regulators (16) electrical devices (1,372) -> electric motors (984) -> motor regulators (16)  
    motor rotors (4) electrical devices (1,372) -> electric motors (984) -> motor rotors (4)  
    motor stators (11) electrical devices (1,372) -> electric motors (984) -> motor stators (11)  
    motor winding impregnating apparatus (2) electrical devices (1,372) -> electric motors (984) -> motor winding impregnating apparatus (2)  
    motor windings (19) electrical devices (1,372) -> electric motors (984) -> motor windings (19)  
    multiphase motors (6) electrical devices (1,372) -> electric motors (984) -> multiphase motors (6)  
    reciprocating or vibrating electric motors (29) electrical devices (1,372) -> electric motors (984) -> reciprocating or vibrating electric motors (29)  
    repulsion motors (3) electrical devices (1,372) -> electric motors (984) -> repulsion motors (3)  
    synchronous motors (13) electrical devices (1,372) -> electric motors (984) -> synchronous motors (13)  
    universal motors (2) electrical devices (1,372) -> electric motors (984) -> universal motors (2)  
    variable speed motors (2) electrical devices (1,372) -> electric motors (984) -> variable speed motors (2)  
  electric or electronic testing apparatus (7) electrical devices (1,372) -> electric or electronic testing apparatus (7)  
  electric switches (69) electrical devices (1,372) -> electric switches (69) exclude
    pneumatic operated electric switches (2) electrical devices (1,372) -> electric switches (69) -> pneumatic operated electric switches (2)  
    pressure controlled switches (3) electrical devices (1,372) -> electric switches (69) -> pressure controlled switches (3)  
    time controlled switches (1) electrical devices (1,372) -> electric switches (69) -> time controlled switches (1)  
  electric usage meters (1) electrical devices (1,372) -> electric usage meters (1)  
  electrical conduit apparatus (1) electrical devices (1,372) -> electrical conduit apparatus (1)  
  electrical connectors (3) electrical devices (1,372) -> electrical connectors (3)  
  electrical control cabinets and apparatus (1) electrical devices (1,372) -> electrical control cabinets and apparatus (1)  
  electrical fuses (3) electrical devices (1,372) -> electrical fuses (3)  
  electrical measuring apparatus (45) electrical devices (1,372) -> electrical measuring apparatus (45)  
  electrical overload relays (3) electrical devices (1,372) -> electrical overload relays (3)  
  electrical relays (2) electrical devices (1,372) -> electrical relays (2)  
  electrolysis apparatus (2) electrical devices (1,372) -> electrolysis apparatus (2)  
  electromagnets (1) electrical devices (1,372) -> electromagnets (1)  
  electronic circuitry and apparatus (64) electrical devices (1,372) -> electronic circuitry and apparatus (64)  
  incandescent light bulbs (8) electrical devices (1,372) -> incandescent light bulbs (8)  
  magnetic coils (2) electrical devices (1,372) -> magnetic coils (2)  
  magnetic transducers (2) electrical devices (1,372) -> magnetic transducers (2)  
  phase regulators (1) electrical devices (1,372) -> phase regulators (1)  
  rectifiers (2) electrical devices (1,372) -> rectifiers (2)  
  rheostats (2) electrical devices (1,372) -> rheostats (2)  
  telegraphic apparatus (7) electrical devices (1,372) -> telegraphic apparatus (7)  
  temperature control apparatus (6) electrical devices (1,372) -> temperature control apparatus (6)  
  transformers (5) electrical devices (1,372) -> transformers (5)  
  voltage regulators (8) electrical devices (1,372) -> voltage regulators (8)  
 
Full Hierarchy | agricultural (3,214) | armaments (135) | combination tools (621) | construction machines (88) | electrical devices (1,372) | gauges (109) | handheld power tools (814)
hardware (236) | household tools (118) | household (2,240) | industrial machines (1,920) | industrial tanks (5) | industrial tools (1,251) | knives and cutters (176) | layout tools (2,657)
manufacturing (319) | material handling (388) | metalworking machines (14,999) | metalworking tools (2,044) | musical instruments (42) | photographic apparatus (326) | pliers (731) | potters tools (3)
propulsion and energy (6,170) | punches (49) | rules (497) | screwdrivers (572) | specialty machines (2,691) | specialty tools (1,596) | stoneworking (137) | structures (118)
tool making (463) | trade specific (5,956) | transportation (1,053) | water distribution systems (227) | woodworking machines (15,629) | woodworking tools (4,176) | work holding (1,642) | wrenches (5,978)

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