US Patent Class 361-- ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES-- MAIN HEADINGS

US Patent Class 361
ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES-- Main Headings

		CLASS NOTES
1	DF	SAFETY AND PROTECTION OF SYSTEMS AND DEVICES {32}
139	DF	CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES {7}
211	DF	CONTROL CIRCUITS FOR NONELECTROMAGNETIC TYPE RELAY (E.G., THERMAL RELAYS)
212	DF	DISCHARGING OR PREVENTING ACCUMULATION OF ELECTRIC CHARGE (E.G., STATIC ELECTRICITY) {5}
225	DF	ELECTRIC CHARGING OF OBJECTS OR MATERIALS {2}
230	DF	ELECTRIC CHARGE GENERATING OR CONDUCTING MEANS (E.G., CHARGING OF GASES) {4}
236	DF	ELECTRICAL SPEED SIGNAL PROCESSING SYSTEMS {7}
245	DF	POLARITY REVERSING {1}
247	DF	IGNITING SYSTEMS {3}
267	DF	DEMAGNETIZING SYSTEMS AND PROCESSES
268	DF	TRANSFORMERS AND INDUCTORS WITH INTEGRAL SWITCH, CAPACITOR, OR LOCK (E.G., IGNITION COIL) {2}
271	DF	ELECTROSTATIC CAPACITORS {4}
600	DF	HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS {11}
500	DF	ELECTROLYTIC SYSTEMS OR DEVICES {7}
437	DF	MISCELLANEOUS
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		FOREIGN ART COLLECTIONS
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*	DF	SAFETY AND PROTECTION OF SYSTEMS AND DEVICES (361/1) {1}
*	DF	SAFETY AND PROTECTION OF SYSTEMS AND DEVICES (361/1) {1}