Circuit and method for measuring current in a circuit
Clamp meter with rotary mechanism for clamp jaws
Clutch mechanism for time of day watthour meter registers
Combined display and range selector for use with digital instrum
Compensating for power outrage in electric energy meter
Connector for measuring apparatus
Consumption meter for accumulating digital power consumption sig
Convertible multirate dial register for energy consumption meter
Current attenuator useful in a very low leakage current measurin