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Class Information
Number: 361/401
Name: Electricity: electrical systems and devices >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
361/	Safety and protection of systems and devices (361/1)	0
361/	Safety and protection of systems and devices (361/1)	0
361/1	Safety and protection of systems and devices	262
361/139	Control circuits for electromagnetic devices	170
361/211	Control circuits for nonelectromagnetic type relay (e.g., thermal relays)	31
361/212	Discharging or preventing accumulation of electric charge (e.g., static electricity)	652
361/225	Electric charging of objects or materials	494
361/230	Electric charge generating or conducting means (e.g., charging of gases)	465
361/236	Electrical speed signal processing systems	50
361/245	Polarity reversing	38
361/247	Igniting systems	63
361/267	Demagnetizing systems and processes	78
361/268	Transformers and inductors with integral switch, capacitor, or lock (e.g., ignition coil)	16
361/271	Electrostatic capacitors	61
361/437	Miscellaneous	20
361/500	Electrolytic systems or devices	46
361/600	Housing or mounting assemblies with diverse electrical components	526