Browse by Category - Patent Genius

Browse by:

Browse by Category: Main > Electrical & Energy

Class Information
Number: 324/77G
Name: Electricity: measuring and testing >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
324/158.1	Miscellaneous	2,681
324/160	Electrical speed measuring	228
324/200	Magnetic	58
324/300	Particle precession resonance	517
324/323	Of geophysical surface or subsurface in situ	150
324/376	Of subsurface core sample	49
324/378	Internal-combustion engine ignition system or device	96
324/403	Electric lamp or discharge device	28
324/415	Electromechanical switching device	105
324/425	Electrolyte properties	198
324/451	A material property using thermoelectric phenomenon	26
324/452	A material property using electrostatic phenomenon	134
324/457	Electrostatic field	250
324/459	Using ionization effects	91
324/500	Fault detecting in electric circuits and of electric components	226
324/557	For insulation fault of noncircuit elements	154
324/600	Impedance, admittance or other quantities representative of electrical stimulus/response relationships	82
324/66	Conductor identification or location (e.g., phase identification)	248
324/71.1	Determining nonelectric properties by measuring electric properties	589
324/72	Testing potential in specific environment (e.g., lightning stroke)	376
324/73.1	Plural, automatically sequential tests	986
324/74	Testing and calibrating electric meters (e.g., watt-hour meters)	176
324/76.11	Measuring, testing, or sensing electricity, per se	266
324/800	Divining rods	0