-
289.
Electric machines
Subjects
-
290.
Electric meters
Subjects
Electric apparatus and appliances
-
291.
Electric motors
Subjects
Electric apparatus and appliances
-
292.
Electric oscillators
Subjects
Electric apparatus and appliancesElectric generatorsRadio
-
293.
Electric power
Subjects
ElectrificationPower (Mechanics)Power resources
-
294.
Electric power distribution
Subjects
Electric engineering
-
295.
Electric power production
Subjects
Electrification
-
296.
Electric power-plants
Subjects
Power resources
-
297.
Electric prospecting
Subjects
Electromagnetic prospectingGeophysical explorationMagnetotelluric prospecting
-
298.
Electric railroads
Subjects
Railroads
-
299.
Electric resistors
Subjects
Electric apparatus and appliancesElectric conductorsElectric contactors
-
300.
Electric transformers
Subjects
Electric currents
-
301.
Electric vehicles
Subjects
Motor vehicles
-
302.
Electric welding
Subjects
Electric arcWelding
-
303.
Electrical engineers
Subjects
Engineers
-
304.
Electrification
Subjects
Electric utilitiesElectric engineering
-
305.
Electrodynamics
Subjects
Dynamics
-
306.
Electrolysis
Subjects
ElectrochemistryAnalytical chemistryPhysical and theoretical chemistrySolution (Chemistry)
-
307.
Electrolytic polishing
Subjects
Electrolysis
-
308.
Electromagnetic interference
Subjects
Electromagnetic compatibility
-
309.
Electromagnetic prospecting
Subjects
Geophysical exploration
-
310.
Electromagnets
Subjects
Electric apparatus and appliancesMagnetsMagnetism
-
311.
Electromechanical devices
Subjects
-
312.
Electrometallurgy
Subjects
ElectrolysisMetallurgy
Last updated dated: 06/04/2025